10 letter words

Aberration (n.) The convergence to different foci, by a lens or mirror, of rays of light emanating from one and the same point, or the deviation of such rays from a single focus; called spherical aberration, when due to the spherical form of the lens or mirror, such form giving different foci for central and marginal rays; and chromatic aberration, when due to different refrangibilities of the colored rays of the spectrum, those of each color having a distinct focus.

Aborigines (n. pl.) The original fauna and flora of a geographical area

Academical (a.) Belonging to the school or philosophy of Plato; as, the Academic sect or philosophy.

Acalephans (pl. ) of Acalephan

Acalephoid (a.) Belonging to or resembling the Acalephae or jellyfishes.

Acatalepsy (n.) Incomprehensibility of things; the doctrine held by the ancient Skeptic philosophers, that human knowledge never amounts to certainty, but only to probability.

Accentuate (v. t.) To bring out distinctly; to make prominent; to emphasize.

Acephalist (n.) One who acknowledges no head or superior.

Acephalous (a.) Headless.

Acephalous (a.) Without a distinct head; -- a term applied to bivalve mollusks.

Acephalous (a.) Having the style spring from the base, instead of from the apex, as is the case in certain ovaries.

Acephalous (a.) Without a leader or chief.

Acephalous (a.) Wanting the beginning.

Acephalous (a.) Deficient and the beginning

Actinolite (n.) A bright green variety of amphibole occurring usually in fibrous or columnar masses.

Aerography (n.) A description of the air or atmosphere; aerology.

Aerophobia (n.) Alt. of Aerophoby

Aerosphere (n.) The atmosphere.

Africanism (n.) A word, phrase, idiom, or custom peculiar to Africa or Africans.

Allophylic (a.) Alt. of Allophylian

Almucantar (n.) A small circle of the sphere parallel to the horizon; a circle or parallel of altitude. Two stars which have the same almucantar have the same altitude. See Almacantar.

Alphabetic (a.) Alt. of Alphabetical

Alphonsine (a.) Of or relating to Alphonso X., the Wise, King of Castile (1252-1284).

Alum stone () A subsulphate of alumina and potash; alunite.

Amorphozoa (n. pl.) Animals without a mouth or regular internal organs, as the sponges.

Amphiaster (n.) The achromatic figure, formed in mitotic cell-division, consisting of two asters connected by a spindle-shaped bundle of rodlike fibers diverging from each aster, and called the spindle.

Amphibious (a.) Having the ability to live both on land and in water, as frogs, crocodiles, beavers, and some plants.

Amphibious (a.) Pertaining to, adapted for, or connected with, both land and water.

Amphibious (a.) Of a mixed nature; partaking of two natures.

Amphibiums (pl. ) of Amphibium

Amphibolic (a.) Of or pertaining to amphiboly; ambiguous; equivocal.

Amphibolic (a.) Of or resembling the mineral amphibole.

Amphibrach (n.) A foot of three syllables, the middle one long, the first and last short (~ -- ~); as, h/b/r/. In modern prosody the accented syllable takes the place of the long and the unaccented of the short; as, pro-phet#ic.

Amphigonic (a.) Pertaining to amphigony; sexual; as, amphigonic propagation.

Amphigoric (a.) Nonsensical; absurd; pertaining to an amphigory.

Amphimacer (n.) A foot of three syllables, the middle one short and the others long, as in cast/tas.

Amphineura (n. pl.) A division of Mollusca remarkable for the bilateral symmetry of the organs and the arrangement of the nerves.

Amphipodan (a.) Of or pertaining to the Amphipoda.

Amphirhina (n. pl.) A name applied to the elasmobranch fishes, because the nasal sac is double.

Amphoteric (a.) Partly one and partly the other; neither acid nor alkaline; neutral.

Anacrotism (n.) A secondary notch in the pulse curve, obtained in a sphygmographic tracing.

Anaglyphic (a.) Alt. of Anaglyphical

Anaglyphic (n.) Work chased or embossed relief.

Anaptychus (n.) One of a pair of shelly plates found in some cephalopods, as the ammonites.

Anastrophe (n.) An inversion of the natural order of words; as, echoed the hills, for, the hills echoed.

Androgynal (a.) Uniting both sexes in one, or having the characteristics of both; being in nature both male and female; hermaphroditic.

Androphagi (n. pl.) Cannibals; man-eaters; anthropophagi.

Androphore (n.) A support or column on which stamens are raised.

Androphore (n.) The part which in some Siphonophora bears the male gonophores.

Anemograph (n.) An instrument for measuring and recording the direction and force of the wind.

Antagonist (a.) Antagonistic; opposing; counteracting; as, antagonist schools of philosophy.

Anthophore (n.) The stipe when developed into an internode between calyx and corolla, as in the Pink family.

Anthracene (n.) A solid hydrocarbon, C6H4.C2H2.C6H4, which accompanies naphthalene in the last stages of the distillation of coal tar. Its chief use is in the artificial production of alizarin.

Antichthon (n.) Inhabitants of opposite hemispheres.

Antilyssic (a. & n.) Antihydrophobic.

Antiochian (a.) Pertaining to Antiochus, a contemporary with Cicero, and the founder of a sect of philosophers.

Antiphonal (a.) Of or pertaining to antiphony, or alternate singing; sung alternately by a divided choir or opposite choirs.

Antiphonal (n.) A book of antiphons or anthems.

Antiphoner (n.) A book of antiphons.

Antiphonic (a.) Antiphonal.

Aphaeresis (n.) Same as Apheresis.

Aphis lion () The larva of the lacewinged flies (Chrysopa), which feeds voraciously upon aphids. The name is also applied to the larvae of the ladybugs (Coccinella).

Aphorismic (a.) Pertaining to aphorisms, or having the form of an aphorism.

Aphorismer (n.) A dealer in aphorisms.

Aphoristic (a.) Alt. of Aphoristical

Aphroditic (a.) Venereal.

Aplanatism (n.) Freedom from spherical aberration.

Apocryphas (pl. ) of Apocrypha

Apocryphal (a.) Pertaining to the Apocrypha.

Apocryphal (a.) Not canonical. Hence: Of doubtful authority; equivocal; mythic; fictitious; spurious; false.

Apomorphia (n.) Alt. of Apomorphine

Apophthegm (n.) See Apothegm.

Apostrophe (n.) A figure of speech by which the orator or writer suddenly breaks off from the previous method of his discourse, and addresses, in the second person, some person or thing, absent or present; as, Milton's apostrophe to Light at the beginning of the third book of "Paradise Lost."

Apostrophe (n.) The contraction of a word by the omission of a letter or letters, which omission is marked by the character ['] placed where the letter or letters would have been; as, call'd for called.

Apostrophe (n.) The mark ['] used to denote that a word is contracted (as in ne'er for never, can't for can not), and as a sign of the possessive, singular and plural; as, a boy's hat, boys' hats. In the latter use it originally marked the omission of the letter e.

Apophthegm (n.) A short, pithy, and instructive saying; a terse remark, conveying some important truth; a sententious precept or maxim.

Apparition (n.) An unexpected, wonderful, or preternatural appearance; a ghost; a specter; a phantom.

Appearance (n.) A thing seed; a phenomenon; a phase; an apparition; as, an appearance in the sky.

Articulary (n.) A bone in the base of the lower jaw of many birds, reptiles, amphibians, and fishes.

Asarabacca (n.) An acrid herbaceous plant (Asarum Europaeum), the leaves and roots of which are emetic and cathartic. It is principally used in cephalic snuffs.

Ascococcus (n.) A form of micrococcus, found in putrid meat infusions, occurring in peculiar masses

Asiphonate (a.) Destitute of a siphon or breathing tube; -- said of many bivalve shells.

Asiphonate (n.) An asiphonate mollusk.

Asiphonata (n. pl.) Alt. of Asiphonida

Asiphonida (n. pl.) A group of bivalve mollusks destitute of siphons, as the oyster; the asiphonate mollusks.

Asphaltite (a.) Asphaltic.

Asphaltite (a.) Asphaltic.

Asphyxiate (v. t.) To bring to a state of asphyxia; to suffocate. [Used commonly in the past pple.]

Asteriated (a.) Radiated, with diverging rays; as, asteriated sapphire.

Astronomer (n.) One who is versed in astronomy; one who has a knowledge of the laws of the heavenly orbs, or the principles by which their motions are regulated, with their various phenomena.

Atmosphere (n.) The whole mass of aeriform fluid surrounding the earth; -- applied also to the gaseous envelope of any celestial orb, or other body; as, the atmosphere of Mars.

Atmosphere (n.) Any gaseous envelope or medium.

Atmosphere (n.) A supposed medium around various bodies; as, electrical atmosphere, a medium formerly supposed to surround electrical bodies.

Atmosphere (n.) The pressure or weight of the air at the sea level, on a unit of surface, or about 14.7 Ibs. to the sq. inch.

Atmosphere (n.) Any surrounding or pervading influence or condition.

Atmosphere (n.) The portion of air in any locality, or affected by a special physical or sanitary condition; as, the atmosphere of the room; a moist or noxious atmosphere.

Atomically (adv.) In an atomic manner; in accordance with the atomic philosophy.

Aurigraphy (n.) The art of writing with or in gold.

Autography (n.) The science of autographs; a person's own handwriting; an autograph.

Autography (n.) A process in lithography by which a writing or drawing is transferred from paper to stone.

Automatism (n.) The state or quality of being automatic; the power of self-moving; automatic, mechanical, or involuntary action. (Metaph.) A theory as to the activity of matter.

Autostylic (a.) Having the mandibular arch articulated directly to the cranium, as in the skulls of the Amphibia.

Basigynium (n.) The pedicel on which the ovary of certain flowers, as the passion flower, is seated; a carpophore or thecaphore.

Benedicite (n.) A canticle (the Latin version of which begins with this word) which may be used in the order for morning prayer in the Church of England. It is taken from an apocryphal addition to the third chapter of Daniel.

Benthamism (n.) That phase of the doctrine of utilitarianism taught by Jeremy Bentham; the doctrine that the morality of actions is estimated and determined by their utility; also, the theory that the sensibility to pleasure and the recoil from pain are the only motives which influence human desires and actions, and that these are the sufficient explanation of ethical and jural conceptions.

Berkeleian (a.) Of or relating to Bishop Berkeley or his system of idealism; as, Berkeleian philosophy.

Bibliology (n.) An account of books; book lore; bibliography.

Bibliotaph (n.) Alt. of Bibliotaphist

Biographer (n.) One who writes an account or history of the life of a particular person; a writer of lives, as Plutarch.

Biographic (a.) Alt. of Biographical

Biostatics (n.) The physical phenomena of organized bodies, in opposition to their organic or vital phenomena.

Bisulphate (n.) A sulphate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal sulphates; an acid sulphate.

Bisulphide (n.) A sulphide having two atoms of sulphur in the molecule; a disulphide, as in iron pyrites, FeS2; -- less frequently called bisulphuret.

Bisulphite (n.) A salt of sulphurous acid in which the base replaces but half the hydrogen of the acid; an acid sulphite.

Blacksnake (n.) A snake of a black color, of which two species are common in the United States, the Bascanium constrictor, or racer, sometimes six feet long, and the Scotophis Alleghaniensis, seven or eight feet long.

Blasphemed (imp. & p. p.) of Blaspheme

Blasphemer (n.) One who blasphemes.

Blockhouse (n.) An edifice or structure of heavy timbers or logs for military defense, having its sides loopholed for musketry, and often an upper story projecting over the lower, or so placed upon it as to have its sides make an angle wit the sides of the lower story, thus enabling the defenders to fire downward, and in all directions; -- formerly much used in America and Germany.

Boomslange (n.) A large South African tree snake (Bucephalus Capensis). Although considered venomous by natives, it has no poison fangs.

Boswellian (a.) Relating to, or characteristic of, Boswell, the biographer of Dr. Johnson.

Botryoidal (a.) Having the form of a bunch of grapes; like a cluster of grapes, as a mineral presenting an aggregation of small spherical or spheroidal prominences.

Bournonite (n.) A mineral of a steel-gray to black color and metallic luster, occurring crystallized, often in twin crystals shaped like cogwheels (wheel ore), also massive. It is a sulphide of antimony, lead, and copper.

Bullcomber (n.) A scaraboid beetle; esp. the Typhaeus vulgaris of Europe.

Butterfish (n.) A name given to several different fishes, in allusion to their slippery coating of mucus, as the Stromateus triacanthus of the Atlantic coast, the Epinephelus punctatus of the southern coast, the rock eel, and the kelpfish of New Zealand.

Buttonbush (n.) A shrub (Cephalanthus occidentalis) growing by the waterside; -- so called from its globular head of flowers. See Capitulum.

Cacography (n.) Incorrect or bad writing or spelling.

Cacophonic (a.) Alt. of Cacophonious

Cacoxenite (n.) A hydrous phosphate of iron occurring in yellow radiated tufts. The phosphorus seriously injures it as an iron ore.

Calabarine (n.) An alkaloid resembling physostigmine and occurring with it in the calabar bean.

Caledonite (n.) A hydrous sulphate of copper and lead, found in some parts of Caledonia or Scotland.

Caligraphy (n.) See Caligraphy.

Camphorate (v. t.) To impregnate or treat with camphor.

Camphorate (n.) A salt of camphoric acid.

Camphorate () Alt. of Camporated

Camporated () Combined or impregnated with camphor.

Camphretic (a.) Pertaining to, or derived from camphor.

Caoutchouc (n.) A tenacious, elastic, gummy substance obtained from the milky sap of several plants of tropical South America (esp. the euphorbiaceous tree Siphonia elastica or Hevea caoutchouc), Asia, and Africa. Being impermeable to liquids and gases, and not readly affected by exposure to air, acids, and alkalies, it is used, especially when vulcanized, for many purposes in the arts and in manufactures. Also called India rubber

Carphology (n.) See Floccillation.

Carpophore (n.) A slender prolongation of the receptacle as an axis between the carpels, as in Geranium and many umbelliferous plants.

Carpophyll (n.) A leaf converted into a fruit or a constituent portion of a fruit; a carpel. [See Illust. of Gymnospermous.]

Carpophyte (n.) A flowerless plant which forms a true fruit as the result of fertilization, as the red seaweeds, the Ascomycetes, etc.

Cascarilla (n.) A euphorbiaceous West Indian shrub (Croton Eleutheria); also, its aromatic bark.

Cassiopeia (n.) A constellation of the northern hemisphere, situated between Cepheus and Perseus; -- so called in honor of the wife of Cepheus, a fabulous king of Ethiopia.

Catallacta (n. pl.) A division of Protozoa, of which Magosphaera is the type. They exist both in a myxopod state, with branched pseudopodia, and in the form of ciliated bodies united in free, spherical colonies.

Cataphonic (a.) Of or relating to cataphonics; catacoustic.

Cataphract (n.) Defensive armor used for the whole body and often for the horse, also, esp. the linked mail or scale armor of some eastern nations.

Cataphract (n.) A horseman covered with a cataphract.

Cataphract (n.) The armor or plate covering some fishes.

Catechumen (L. catechunenus, Gr. / instructed, from /. See) One who is receiving rudimentary instruction in the doctrines of Christianity; a neophyte; in the primitive church, one officially recognized as a Christian, and admitted to instruction preliminary to admission to full membership in the church.

Catoptrics (n.) That part of optics which explains the properties and phenomena of reflected light, and particularly that which is reflected from mirrors or polished bodies; -- formerly called anacamptics.

Cephalalgy (n.) Pain in the head; headache.

Cephalitis (n.) Same as Phrenitis.

Cephalopod (n.) Alt. of Cephalopode

Cerography (n.) The art of making characters or designs in, or with, wax.

Cerography (n.) A method of making stereotype plates from inscribed sheets of wax.

Chalcocite (n.) Native copper sulphide, called also copper glance, and vitreous copper; a mineral of a black color and metallic luster.

Chalkstone (n.) A chalklike concretion, consisting mainly of urate of sodium, found in and about the small joints, in the external ear, and in other situations, in those affected with gout; a tophus.

Chirograph (n.) A writing which, requiring a counterpart, was engrossed twice on the same piece of parchment, with a space between, in which was written the word chirographum, through which the parchment was cut, and one part given to each party. It answered to what is now called a charter party.

Chirograph (n.) The last part of a fine of land, commonly called the foot of the fine.

Chloridate (v. t.) To treat or prepare with a chloride, as a plate with chloride of silver, for the purposes of photography.

Chorograph (n.) An instrument for constructing triangles in marine surveying, etc.

Chromatype (n.) A colored photographic picture taken upon paper made sensitive with potassium bichromate or some other salt of chromium.

Chromotype (n.) A sheet printed in colors by any process, as a chromolithograph. See Chromolithograph.

Chromotype (n.) A photographic picture in the natural colors.

Chronogram (n.) An inscription in which certain numeral letters, made to appear specially conspicuous, on being added together, express a particular date or epoch, as in the motto of a medal struck by Gustavus Adolphus in 1632: ChrIstVs DVX; ergo trIVMphVs.- the capitals of which give, when added as numerals, the sum 1632.

Chronogram (n.) The record or inscription made by a chronograph.

Chronopher (n.) An instrument signaling the correct time to distant points by electricity.

Chrysotype (n.) A photographic picture taken upon paper prepared by the use of a sensitive salt of iron and developed by the application of chloride of gold.

Cipherhood (n.) Nothingness.

Cirrostomi (n. pl.) The lowest group of vertebrates; -- so called from the cirri around the mouth; the Leptocardia. See Amphioxus.

Cladophyll (n.) A special branch, resembling a leaf, as in the apparent foliage of the broom (Ruscus) and of the common cultivated smilax (Myrsiphillum).

Coccinella (n.) A genus of small beetles of many species. They and their larvae feed on aphids or plant lice, and hence are of great benefit to man. Also called ladybirds and ladybugs.

Colchicine (n.) A powerful vegetable alkaloid, C17H19NO5, extracted from the Colchicum autumnale, or meadow saffron, as a white or yellowish amorphous powder, with a harsh, bitter taste; -- called also colchicia.

Collophore (n.) A suckerlike organ at the base of the abdomen of insects belonging to the Collembola.

Collophore (n.) An adhesive marginal organ of the Lucernariae.

Colloquial (a.) Pertaining to, or used in, conversation, esp. common and familiar conversation; conversational; hence, unstudied; informal; as, colloquial intercourse; colloquial phrases; a colloquial style.

Compulsion (n.) The act of compelling, or the state of being compelled; the act of driving or urging by force or by physical or moral constraint; subjection to force.

Conglobate (a.) Collected into, or forming, a rounded mass or ball; as, the conglobate h p glands; conglobate flowers.

Contrabass (n.) Double bass; -- applied to any instrument of the same deep range as the stringed double bass; as, the contrabass ophicleide; the contrabass tuba or bombardon.

Coquimbite (n.) A mineral consisting principally of sulphate of iron; white copperas; -- so called because found in the province of Coquimbo, Chili.

Cormophyta (n. pl.) A term proposed by Endlicher to include all plants with an axis containing vascular tissue and with foliage.

Coryphodon (n.) A genus of extinct mammals from the eocene tertiary of Europe and America. Its species varied in size between the tapir and rhinoceros, and were allied to those animals, but had short, plantigrade, five-toed feet, like the elephant.

Criosphinx (n.) A sphinx with the head of a ram.

Crotaphite (n.) The temple or temporal fossa. Also used adjectively.

Cryophorus (n.) An instrument used to illustrate the freezing of water by its own evaporation. The ordinary form consists of two glass bulbs, connected by a tube of the same material, and containing only a quantity of water and its vapor, devoid of air. The water is in one of the bulbs, and freezes when the other is cooled below 32? Fahr.

Cryptogram (n.) A cipher writing. Same as Cryptograph.

Ctenophora (n. pl.) A class of Coelenterata, commonly ellipsoidal in shape, swimming by means of eight longitudinal rows of paddles. The separate paddles somewhat resemble combs.

Ctenophore (n.) One of the Ctenophora.

Curiologic (a.) Pertaining to a rude kind of hieroglyphics, in which a thing is represented by its picture instead of by a symbol.

Curvograph (n.) An arcograph.

Cuttlefish (n.) A cephalopod of the genus Sepia, having an internal shell, large eyes, and ten arms furnished with denticulated suckers, by means of which it secures its prey. The name is sometimes applied to dibranchiate cephalopods generally.

Cyanophyll (n.) A blue coloring matter supposed by some to be one of the component parts of chlorophyll.

Cyclograph (n.) See Arcograph.

Cytogenous (a.) Producing cells; -- applied esp. to lymphatic, or adenoid, tissue.

Dauphiness (n.) Alt. of Dauphine

Decacerata (n. pl.) The division of Cephalopoda which includes the squids, cuttlefishes, and others having ten arms or tentacles; -- called also Decapoda. [Written also Decacera.] See Dibranchiata.

Deciphered (imp. & p. p.) of Decipher

Decipherer (n.) One who deciphers.

Defilement (n.) The act of defiling, or state of being defiled, whether physically or morally; pollution; foulness; dirtiness; uncleanness.

Delphinine (n.) A poisonous alkaloid extracted from the stavesacre (Delphinium staphisagria), as a colorless amorphous powder.

Delphinoid (a.) Pertaining to, or resembling, the dolphin.

Demography (n.) The study of races, as to births, marriages, mortality, health, etc.

Denouement (n.) The unraveling or discovery of a plot; the catastrophe, especially of a drama or a romance.

Dentiphone (n.) An instrument which, placed against the teeth, conveys sound to the auditory nerve; an audiphone.

Department (v. i.) A distinct course of life, action, study, or the like; appointed sphere or walk; province.

Department (v. i.) Subdivision of business or official duty; especially, one of the principal divisions of executive government; as, the treasury department; the war department; also, in a university, one of the divisions of instruction; as, the medical department; the department of physics.

Dermophyte (n.) A dermatophyte.

Desiccator (n.) A short glass jar fitted with an air-tight cover, and containing some desiccating agent, as sulphuric acid or calcium chloride, above which is suspended the material to be dried, or preserved from moisture.

Diadelphia (n. pl.) A Linnaean class of plants whose stamens are united into two bodies or bundles by their filaments.

Diaglyphic (a.) Alt. of Diaglyphtic

Diagraphic (a.) Alt. of Diagraphical

Diaphanous (a.) Allowing light to pass through, as porcelain; translucent or transparent; pellucid; clear.

Diaphonics (n.) The doctrine of refracted sound; diacoustics.

Dictionary (n.) A book containing the words of a language, arranged alphabetically, with explanations of their meanings; a lexicon; a vocabulary; a wordbook.

Dictionary (n.) Hence, a book containing the words belonging to any system or province of knowledge, arranged alphabetically; as, a dictionary of medicine or of botany; a biographical dictionary.

Didelphian (a.) Of or relating to the Didelphia.

Didelphian (n.) One of the Didelphia.

Didelphous (a.) Didelphic.

Didelphous (n.) Formerly, any marsupial; but the term is now restricted to an American genus which includes the opossums, of which there are many species. See Opossum. [Written also Didelphis.] See Illustration in Appendix.

Dielectric (n.) Any substance or medium that transmits the electric force by a process different from conduction, as in the phenomena of induction; a nonconductor. separating a body electrified by induction, from the electrifying body.

Dimorphism (n.) Difference of form between members of the same species, as when a plant has two kinds of flowers, both hermaphrodite (as in the partridge berry), or when there are two forms of one or both sexes of the same species of butterfly.

Dimorphism (n.) Crystallization in two independent forms of the same chemical compound, as of calcium carbonate as calcite and aragonite.

Dimorphous (a.) Characterized by dimorphism; occurring under two distinct forms, not dependent on sex; dimorphic.

Dimorphous (a.) Crystallizing under two forms fundamentally different, while having the same chemical composition.

Dinaphthyl (n.) A colorless, crystal.

Diphtheria (n.) A very dangerous contagious disease in which the air passages, and especially the throat, become coated with a false membrane, produced by the solidification of an inflammatory exudation. Cf. Group.

Diphtheric (a.) Relating to diphtheria; diphtheritic.

Diphygenic (a.) Having two modes of embryonic development.

Diphyllous (a.) Having two leaves, as a calyx, etc.

Diphyodont (a.) Having two successive sets of teeth (deciduous and permanent), one succeeding the other; as, a diphyodont mammal; diphyodont dentition; -- opposed to monophyodont.

Diphyodont (n.) An animal having two successive sets of teeth.

Diplomatic (n.) The science of diplomas, or the art of deciphering ancient writings, and determining their age, authenticity, etc.; paleography.

Disability (n.) State of being disabled; deprivation or want of ability; absence of competent physical, intellectual, or moral power, means, fitness, and the like.

Discipline (n.) The treatment suited to a disciple or learner; education; development of the faculties by instruction and exercise; training, whether physical, mental, or moral.

Discomfort (v. t.) Want of comfort; uneasiness, mental or physical; disturbance of peace; inquietude; pain; distress; sorrow.

Discophora (n. pl.) A division of acalephs or jellyfishes, including most of the large disklike species.

Disulphate (n.) A salt of disulphuric or pyrosulphuric acid; a pyrosulphate.

Disulphate (n.) An acid salt of sulphuric acid, having only one equivalent of base to two of the acid.

Disulphide (n.) A binary compound of sulphur containing two atoms of sulphur in each molecule; -- formerly called disulphuret. Cf. Bisulphide.

Diterebene (n.) See Colophene.

Docoglossa (n. pl.) An order of gastropods, including the true limpets, and having the teeth on the odontophore or lingual ribbon.

Doryphoros (n.) A spear bearer; a statue of a man holding a spear or in the attitude of a spear bearer. Several important sculptures of this subject existed in antiquity, copies of which remain to us.

Dulcamarin (n.) A glucoside extracted from the bittersweet (Solanum Dulcamara), as a yellow amorphous substance. It probably occasions the compound taste. See Bittersweet, 3(a).

Earthquake (n.) A shaking, trembling, or concussion of the earth, due to subterranean causes, often accompanied by a rumbling noise. The wave of shock sometimes traverses half a hemisphere, destroying cities and many thousand lives; -- called also earthdin, earthquave, and earthshock.

Ecclesiast (n.) The Apocryphal book of Ecclesiasticus.

Echinoidea (n. pl.) The class Echinodermata which includes the sea urchins. They have a calcareous, usually more or less spheroidal or disk-shaped, composed of many united plates, and covered with movable spines. See Spatangoid, Clypeastroid.

Ecphonesis (n.) An animated or passionate exclamation.

Ecphractic (a.) Serving to dissolve or attenuate viscid matter, and so to remove obstructions; deobstruent.

Ecphractic (n.) An ecphractic medicine.

Effloresce (v. i.) To become covered with a whitish crust or light crystallization, from a slow chemical change between some of the ingredients of the matter covered and an acid proceeding commonly from an external source; as, the walls of limestone caverns sometimes effloresce with nitrate of calcium in consequence of the action in consequence of nitric acid formed in the atmosphere.

Egranulose (a.) Having no granules, as chlorophyll in certain conditions.

Egyptology (n.) The science or study of Egyptian antiquities, esp. the hieroglyphics.

Electrical (a.) Capable of occasioning the phenomena of electricity; as, an electric or electrical machine or substance.

Elliptical (a.) Having a part omitted; as, an elliptical phrase.

Embodiment (n.) That which embodies or is embodied; representation in a physical body; a completely organized system, like the body; as, the embodiment of courage, or of courtesy; the embodiment of true piety.

Emphasized (imp. & p. p.) of Emphasize

Emphatical (a.) Uttered with emphasis; made prominent and impressive by a peculiar stress of voice; laying stress; deserving of stress or emphasis; forcible; impressive; strong; as, to remonstrate in am emphatic manner; an emphatic word; an emphatic tone; emphatic reasoning.

Emphatical (a.) Striking the sense; attracting special attention; impressive; forcible.

Emphractic (a.) Having the quality of closing the pores of the skin.

Empiricism (n.) The philosophical theory which attributes the origin of all our knowledge to experience.

Encephalic (a.) Pertaining to the encephalon or brain.

Encephalon (n.) The contents of the cranium; the brain.

Encephalos (n.) The encephalon.

Endosmosis (n.) The transmission of a fluid or gas from without inward in the phenomena, or by the process, of osmose.

Energetics (n.) That branch of science which treats of the laws governing the physical or mechanical, in distinction from the vital, forces, and which comprehends the consideration and general investigation of the whole range of the forces concerned in physical phenomena.

Entophytic (a.) Of or pertaining to entophytes; as, an entophytic disease.

Eosphorite (n.) A hydrous phosphate of alumina and manganese. It is generally of a rose-pink color, -- whence the name.

Epanaphora (n.) Same as Anaphora.

Ephemerist (n.) One who studies the daily motions and positions of the planets.

Ephemerist (n.) One who keeps an ephemeris; a journalist.

Ephemerous (a.) Ephemeral.

Epictetain (a.) Pertaining to Epictetus, the Roman Stoic philosopher, whose conception of life was to be passionless under whatever circumstances.

Epiglottis (n.) A cartilaginous lidlike appendage which closes the glottis while food or drink is passing while food or drink is passing through the pharynx.

Epigraphic (a.) Alt. of Epigraphical

Epipharynx (n.) A structure which overlaps the mouth of certain insects.

Epiphonema (n.) An exclamatory sentence, or striking reflection, which sums up or concludes a discourse.

Epiphoneme (n.) Epiphonema.

Epiphyllum (n.) A genus of cactaceous plants having flattened, jointed stems, and petals united in a tube. The flowers are very showy, and several species are in cultivation.

Epiphyseal () Alt. of Epiphysial

Epiphysial () Pertaining to, or having the nature of, an epiphysis.

Epipleural (a.) Arising from the pleurapophysis of a vertebra.

Epipolized (a.) Changed to the epipolic condition, or that in which the phenomenon of fluorescence is presented; produced by fluorescence; as, epipolized light.

Epistrophe (n.) A figure in which successive clauses end with the same word or affirmation; e. g., "Are they Hebrews? so am I. Are they Israelites? so am I."

Epitaphial (a.) Alt. of Epitaphian

Epitaphian (a.) Relating to, or of the nature of, an epitaph.

Epitaphist (n.) An epitapher.

Epithelium (n.) The superficial layer of cells lining the alimentary canal and all its appendages, all glands and their ducts, blood vessels and lymphatics, serous cavities, etc. It often includes the epidermis (i. e., keratin-producing epithelial cells), and it is sometimes restricted to the alimentary canal, the glands and their appendages, -- the term endothelium being applied to the lining membrane of the blood vessels, lymphatics, and serous cavities.

Epoophoron (n.) See Parovarium.

Erythrogen (n.) Carbon disulphide; -- so called from certain red compounds which it produces in combination with other substances.

Esophageal (a.) Pertaining to the esophagus.

Esophagean (a.) Esophageal.

Euphemized (imp. & p. p.) of Euphemize

Euphonical (a.) Pertaining to, or exhibiting, euphony; agreeable in sound; pleasing to the ear; euphonious; as, a euphonic expression; euphonical orthography.

Euphonicon (n.) A kind of upright piano.

Euphonious (a.) Pleasing or sweet in sound; euphonic; smooth-sounding.

Euphorbial (a.) Of, relating to, or resembling, the Euphorbia family.

Euphorbium (n.) An inodorous exudation, usually in the form of yellow tears, produced chiefly by the African Euphorbia resinifrea. It was formerly employed medicinally, but was found so violent in its effects that its use is nearly abandoned.

Euphuistic (a.) Belonging to the euphuists, or euphuism; affectedly refined.

Exhalation (n.) A bright phenomenon; a meteor.

Expression (n.) A form of words in which an idea or sentiment is conveyed; a mode of speech; a phrase; as, a common expression; an odd expression.

Expressive (a.) Full of expression; vividly representing the meaning or feeling meant to be conveyed; significant; emphatic; as, expressive looks or words.

Exsiccator (n.) An apparatus for drying substances or preserving them from moisture; a desiccator; also, less frequently, an agent employed to absorb moisture, as calcium chloride, or concentrated sulphuric acid.

Exultation (n.) The act of exulting; lively joy at success or victory, or at any advantage gained; rapturous delight; triumph.

Fertilizer (n.) That which renders fertile; a general name for commercial manures, as guano, phosphate of lime, etc.

Figurative (a.) Used in a sense that is tropical, as a metaphor; not literal; -- applied to words and expressions.

Flibbergib (n.) A sycophant.

Fluorescin (n.) A colorless, amorphous substance which is produced by the reduction of fluorescein, and from which the latter may be formed by oxidation.

Fluvialist (n.) One who exlpains geological phenomena by the action of streams.

Follicular (a.) Affecting the follicles; as, follicular pharyngitis.

Footlicker (n.) A sycophant; a fawner; a toady. Cf. Bootlick.

Fortuitous (a.) Happening independently of human will or means of foresight; resulting from unavoidable physical causes.

Fritillary (n.) One of several species of butterflies belonging to Argynnis and allied genera; -- so called because the coloring of their wings resembles that of the common Fritillaria. See Aphrodite.

Garnierite (n.) An amorphous mineral of apple-green color; a hydrous silicate of nickel and magnesia. It is an important ore of nickel.

Generality (n.) That which is general; that which lacks specificalness, practicalness, or application; a general or vague statement or phrase.

Generation (n.) The formation or production of any geometrical magnitude, as a line, a surface, a solid, by the motion, in accordance with a mathematical law, of a point or a magnitude.

Generation (n.) The aggregate of the functions and phenomene which attend reproduction.

Geocronite (n.) A lead-gray or grayish blue mineral with a metallic luster, consisting of sulphur, antimony, and lead, with a small proportion of arsenic.

Geographer (n.) One versed in geography.

Geographic (a.) Alt. of Geographical

Geophagism (n.) The act or habit of eating earth. See Dirt eating, under Dirt.

Geophagist (n.) One who eats earth, as dirt, clay, chalk, etc.

Geophagous (a.) Earth-eating.

Geoselenic (a.) Pertaining to the earth and moon; belonging to the joint action or mutual relations of the earth and moon; as, geoselenic phenomena.

Gephyreoid (a. & n.) Gephyrean.

Gieseckite (n.) A mineral occurring in greenish gray six-sided prisms, having a greasy luster. It is probably a pseudomorph after elaeolite.

Glacialist (n.) One who attributes the phenomena of the drift, in geology, to glaciers.

Glaciation (n.) The process of glaciating, or the state of being glaciated; the production of glacial phenomena.

Glauberite (n.) A mineral, consisting of the sulphates of soda and lime.

Globularly (adv.) Spherically.

Gloriation (n.) Boast; a triumphing.

Glossology (n.) The science of language; comparative philology; linguistics; glottology.

Glottology (n.) The science of tongues or languages; comparative philology; glossology.

Gnaphalium (n.) A genus of composite plants with white or colored dry and persistent involucres; a kind of everlasting.

Gnosticism (n.) The system of philosophy taught by the Gnostics.

Gomphiasis (n.) A disease of the teeth, which causes them to loosen and fall out of their sockets.

Grammarian (n.) One versed in grammar, or the construction of languages; a philologist.

Graphitoid (a.) Alt. of Graphitoidal

Grapholite (n.) Any species of slate suitable to be written on.

Graphology (n.) The art of judging of a person's character, disposition, and aptitude from his handwriting.

Graphotype (n.) A process for producing a design upon a surface in relief so that it can be printed from. Prepared chalk or oxide of zinc is pressed upon a smooth plate by a hydraulic press, and the design is drawn upon this in a peculiar ink which hardens the surface wherever it is applied. The surface is then carefully rubbed or brushed, leaving the lines in relief.

Gymnosophy (n.) The doctrines of the Gymnosophists.

Gynephobia (n.) Hatred of women; repugnance to the society of women.

Halloysite (n.) A claylike mineral, occurring in soft, smooth, amorphous masses, of a whitish color.

Hammerhead (n.) A shark of the genus Sphyrna or Zygaena, having the eyes set on projections from the sides of the head, which gives it a hammer shape. The Sphyrna zygaena is found in the North Atlantic. Called also hammer fish, and balance fish.

Harmonious (a.) Vocally or musically concordant; agreeably consonant; symphonious.

Hectograph (n.) A contrivance for multiple copying, by means of a surface of gelatin softened with glycerin.

Hektograph (n.) See Hectograph.

Heliograph (n.) A picture taken by heliography; a photograph.

Heliograph (n.) An instrument for taking photographs of the sun.

Heliograph (n.) An apparatus for telegraphing by means of the sun's rays. See Heliotrope, 3.

Hemaphaein (n.) Same as Haemaphaein.

Hematoidin (n.) A crystal.

Hemisphere (n.) A half sphere; one half of a sphere or globe, when divided by a plane passing through its center.

Hemisphere (n.) Half of the terrestrial globe, or a projection of the same in a map or picture.

Hemisphere (n.) The people who inhabit a hemisphere.

Hemophilia (n.) See Hematophilia.

Hermetical (a.) Of, pertaining to, or taught by, Hermes Trismegistus; as, hermetic philosophy. Hence: Alchemical; chemic.

Hermetical (a.) Of or pertaining to the system which explains the causes of diseases and the operations of medicine on the principles of the hermetic philosophy, and which made much use, as a remedy, of an alkali and an acid; as, hermetic medicine.

Hieroglyph (a.) Alt. of Hieroglyphic

Hierophant (n.) The presiding priest who initiated candidates at the Eleusinian mysteries; hence, one who teaches the mysteries and duties of religion.

Hippophagi (n. pl.) Eaters of horseflesh.

Hippophagy (n.) The act or practice of feeding on horseflesh.

Hippophile (n.) One who loves horses.

Histophyly (n.) The tribal history of cells, a division of morphophyly.

Holophotal (a.) Causing no loss of light; -- applied to reflectors which throw back the rays of light without perceptible loss.

Holophytic (a.) Wholly or distinctively vegetable.

Holosteric (a.) Wholly solid; -- said of a barometer constructed of solid materials to show the variations of atmospheric pressure without the use of liquids, as the aneroid.

Holostraca (n. pl.) A division of phyllopod Crustacea, including those that are entirely covered by a bivalve shell.

Homaxonial (a.) Relating to that kind of homology or symmetry, the mathematical conception of organic form, in which all axes are equal. See under Promorphology.

Homography (n.) That method of spelling in which every sound is represented by a single character, which indicates that sound and no other.

Homography (n.) A relation between two figures, such that to any point of the one corresponds one and but one point in the other, and vise versa.

Homomorphy (n.) Similarity of form; resemblance in external characters, while widely different in fundamental structure; resemblance in geometric ground form. See Homophyly, Promorphology.

Homophonic (a.) Alt. of Homophonous

Homophylic (a.) Relating to homophily.

Hornblende (n.) The common black, or dark green or brown, variety of amphibole. (See Amphibole.) It belongs to the aluminous division of the species, and is also characterized by its containing considerable iron. Also used as a general term to include the whole species.

Horography (n.) An account of the hours.

Horography (n.) The art of constructing instruments for making the hours, as clocks, watches, and dials.

Hyalograph (n.) An instrument for tracing designs on glass.

Hyalophane (n.) A species of the feldspar group containing barium. See Feldspar.

Hydrophane (n.) A semitranslucent variety of opal that becomes translucent or transparent on immersion in water.

Hydrophoby (n.) See Hydrophobia.

Hydrophora (n. pl.) The Hydroidea.

Hydrophore (n.) An instrument used for the purpose of obtaining specimens of water from any desired depth, as in a river, a lake, or the ocean.

Hydrophyte (n.) An aquatic plant; an alga.

Hydrotheca (n.) One of the calicles which, in some Hydroidea (Thecaphora), protect the hydrants. See Illust. of Hydroidea, and Campanularian.

Hyetograph (n.) A chart or graphic representation of the average distribution of rain over the surface of the earth.

Hygrograph (n.) An instrument for recording automatically the variations of the humidity of the atmosphere.

Hygrometer (n.) An instrument for measuring the degree of moisture of the atmosphere.

Hygrometry (n.) That branch of physics which relates to the determination of the humidity of bodies, particularly of the atmosphere, with the theory and use of the instruments constructed for this purpose.

Hygroscope (n.) An instrument which shows whether there is more or less moisture in the atmosphere, without indicating its amount.

Hyphenated (a.) United by hyphens; hyphened; as, a hyphenated or hyphened word.

Hypophysis (n.) See Pituitary body, under Pituitary.

Hypophysis (n.) Cataract.

Hypostasis (n.) Principle; an element; -- used by the alchemists in speaking of salt, sulphur, and mercury, which they considered as the three principles of all material bodies.

Ideography (n.) The representation of ideas independently of sounds, or in an ideographic manner, as sometimes is done in shorthand writing, etc.

Immortelle (n.) A plant with a conspicuous, dry, unwithering involucre, as the species of Antennaria, Helichrysum, Gomphrena, etc. See Everlasting.

Impregnate (v. t.) To infuse particles of another substance into; to communicate the quality of another to; to cause to be filled, imbued, mixed, or furnished (with something); as, to impregnate India rubber with sulphur; clothing impregnated with contagion; rock impregnated with ore.

Impression (n.) That which impresses, or exercises an effect, action, or agency; appearance; phenomenon.

Impression (n.) Impressiveness; emphasis of delivery.

Improperia (n. pl.) A series of antiphons and responses, expressing the sorrowful remonstrance of our Lord with his people; -- sung on the morning of the Good Friday in place of the usual daily Mass of the Roman ritual.

Incapacity (n.) Want of capacity; lack of physical or intellectual power; inability.

Incoherent (a.) Not coherent; wanting cohesion; loose; unconnected; physically disconnected; not fixed to each; -- said of material substances.

Incrassate (v. t.) To make thick or thicker; to thicken; especially, in pharmacy, to thicken (a liquid) by the mixture of another substance, or by evaporating the thinner parts.

Incumbency (n.) That which is physically incumbent; that which lies as a burden; a weight.

Indifuscin (n.) A brown amorphous powder, obtained from indican.

Indophenol (n.) Any one of a series of artificial blue dyestuffs, resembling indigo in appearance, and obtained by the action of phenol on certain nitrogenous derivatives of quinone. Simple indophenol proper has not yet been isolated.

Insphering (p. pr. & vb. n.) of Insphere

Interbrain (n.) See Thalamencephalon.

Intonation (n.) Reciting in a musical prolonged tone; intonating, or singing of the opening phrase of a plain-chant, psalm, or canticle by a single voice, as of a priest. See Intone, v. t.

Inviolable (a.) Not violable; not susceptible of hurt, wound, or harm (used with respect to either physical or moral damage); not susceptible of being profaned or corrupted; sacred; holy; as, inviolable honor or chastity; an inviolable shrine.

Involucrum (n.) A sheath which surrounds the base of the lasso cells in the Siphonophora.

Isethionic (a.) Pertaining to, derived from, or designating, an acid, HO.C2H4.SO3H, obtained as an oily or crystal.

Isographic (a.) Of or pertaining to isography.

Isomorphic (a.) Isomorphous.

Isothermal (a.) Having reference to the geographical distribution of temperature, as exhibited by means of isotherms; as, an isothermal line; an isothermal chart.

Italianism (n.) A word, phrase, or idiom, peculiar to the Italians; an Italicism.

Jamesonite (n.) A steel-gray mineral, of metallic luster, commonly fibrous massive. It is a sulphide of antimony and lead, with a little iron.

Japhethite (n.) A Japhetite.

Jubilation (n.) A triumphant shouting; rejoicing; exultation.

Karpholite (n.) A fibrous mineral occurring in tufts of a straw-yellow color. It is a hydrous silicate of alumina and manganese.

Katabolism (n.) Destructive or downward metabolism; regressive metamorphism; -- opposed to anabolism. See Disassimilation.

Kettledrum (n.) A drum made of thin copper in the form of a hemispherical kettle, with parchment stretched over the mouth of it.

Kinnikinic (n.) Prepared leaves or bark of certain plants; -- used by the Indians of the Northwest for smoking, either mixed with tobacco or as a substitute for it. Also, a plant so used, as the osier cornel (Cornus stolonijra), and the bearberry (Arctostaphylus Uva-ursi).

Kyanophyll (n.) Same as Cyanophyll.

Laboratory (n.) The workroom of a chemist; also, a place devoted to experiments in any branch of natural science; as, a chemical, physical, or biological laboratory. Hence, by extension, a place where something is prepared, or some operation is performed; as, the liver is the laboratory of the bile.

Lagemorpha (n. pl.) A group of rodents, including the hares. They have four incisors in the upper jaw. Called also Duplicidentata.

Lamarckism (n.) The theory that structural variations, characteristic of species and genera, are produced in animals and plants by the direct influence of physical environments, and esp., in the case of animals, by effort, or by use or disuse of certain organs.

Lauraceous (a.) Belonging to, or resembling, a natural order (Lauraceae) of trees and shrubs having aromatic bark and foliage, and including the laurel, sassafras, cinnamon tree, true camphor tree, etc.

Leechcraft (n.) The art of healing; skill of a physician.

Letterwood (n.) The beautiful and highly elastic wood of a tree of the genus Brosimum (B. Aubletii), found in Guiana; -- so called from black spots in it which bear some resemblance to hieroglyphics; also called snakewood, and leopardwood. It is much used for bows and for walking sticks.

Leucophane (n.) A mineral of a greenish yellow color; it is a silicate of glucina, lime, and soda with fluorine. Called also leucophanite.

Leucophyll (n.) A colorless substance isomeric with chlorophyll, contained in parts of plants capable of becoming green.

Lexigraphy (n.) The art or practice of defining words; definition of words.

Lexiphanic (a.) Using, or interlarded with, pretentious words; bombastic; as, a lexiphanic writer or speaker; lexiphanic writing.

Lighthouse (n.) A tower or other building with a powerful light at top, erected at the entrance of a port, or at some important point on a coast, to serve as a guide to mariners at night; a pharos.

Limuloidea (n. pl.) An order of Merostomata, including among living animals the genus Limulus, with various allied fossil genera, mostly of the Carboniferous period. Called also Xiphosura.

Lithodomus (n.) A genus of elongated bivalve shells, allied to the mussels, and remarkable for their ability to bore holes for shelter, in solid limestone, shells, etc. Called also Lithophagus.

Lithoglyph (n.) An engraving on a gem.

Lithograph (v. t.) To trace on stone by the process of lithography so as to transfer the design to paper by printing; as, to lithograph a design; to lithograph a painting. See Lithography.

Lithograph (n.) A print made by lithography.

Lithophane (n.) Porcelain impressed with figures which are made distinct by transmitted light, -- as when hung in a window, or used as a lamp shade.

Lithophyll (n.) A fossil leaf or impression of a leaf.

Lithophyse (n.) A spherulitic cavity often with concentric chambers, observed in some volcanic rocks, as in rhyolitic lavas. It is supposed to be produced by expanding gas, whence the name.

Lithophyte (n.) A hard, or stony, plantlike organism, as the gorgonians, corals, and corallines, esp. those gorgonians having a calcareous axis. All the lithophytes except the corallines are animals.

Loggerhead (n.) A spherical mass of iron, with a long handle, used to heat tar.

Logography (n.) A method of printing in which whole words or syllables, cast as single types, are used.

Logography (n.) A mode of reporting speeches without using shorthand, -- a number of reporters, each in succession, taking down three or four words.

Lophophore (n.) A disk which surrounds the mouth and bears the tentacles of the Bryozoa. See Phylactolemata.

Lophosteon (n.) The central keel-bearing part of the sternum in birds.

Lucernaria (n.) A genus of acalephs, having a bell-shaped body with eight groups of short tentacles around the margin. It attaches itself by a sucker at the base of the pedicel.

Malacopoda (n. pl.) A class of air-breathing Arthropoda; -- called also Protracheata, and Onychophora.

Mallophaga (n. pl.) An extensive group of insects which are parasitic on birds and mammals, and feed on the feathers and hair; -- called also bird lice. See Bird louse, under Bird.

Manchineel (n.) A euphorbiaceous tree (Hippomane Mancinella) of tropical America, having a poisonous and blistering milky juice, and poisonous acrid fruit somewhat resembling an apple.

Marmorosis (n.) The metamorphism of limestone, that is, its conversion into marble.

Mascagnite (n.) Native sulphate of ammonia, found in volcanic districts; -- so named from Mascagni, who discovered it.

Meconidine (n.) An alkaloid found in opium, and extracted as a yellow amorphous substance which is easily decomposed.

Meconidium (n.) A kind of gonophore produced by hydroids of the genus Gonothyraea. It has tentacles, and otherwise resembles a free medusa, but remains attached by a pedicel.

Megaphyton (n.) An extinct genus of tree ferns with large, two-ranked leaves, or fronds.

Melaniline (n.) A complex nitrogenous hydrocarbon obtained artificially (as by the action of cyanogen chloride on aniline) as a white, crystal.

Meliphagan (a.) Belonging to the genus Meliphaga.

Meliphagan (n.) Any bird of the genus Meliphaga and allied genera; a honey eater; -- called also meliphagidan.

Mephitical (a.) Tending to destroy life; poisonous; noxious; as, mephitic exhalations; mephitic regions.

Mephitical (a.) Offensive to the smell; as, mephitic odors.

Mercaptide (n.) A compound of mercaptan formed by replacing its sulphur hydrogen by a metal; as, potassium mercaptide, C2H5SK.

Merenchyma (n.) Tissue composed of spheroidal cells.

Mesitylene (n.) A colorless, fragrant liquid, C6H3(CH3)3, of the benzene series of hydrocarbons, obtained by distilling acetone with sulphuric acid.

Mesocoelia (n.) The cavity of the mesencephalon; the iter.

Mesophl/um (n.) The middle bark of a tree; the green layer of bark, usually soon covered by the outer or corky layer, and obliterated.

Mesophryon (n.) See Glabella.

Metabolian (n.) An insect which undergoes a metamorphosis.

Metacarpus (n.) That part of the skeleton of the hand or forefoot between the carpus and phalanges. In man it consists of five bones. See Illust. of Artiodactyla.

Metagraphy (n.) The art or act of rendering the letters of the alphabet of one language into the possible equivalents of another; transliteration.

Metaphoric (a.) Alt. of Metaphorical

Metaphrase (n.) A verbal translation; a version or translation from one language into another, word for word; -- opposed to paraphrase.

Metaphrase (n.) An answering phrase; repartee.

Metaphrast (n.) A literal translator.

Metaphysic (n.) See Metaphysics.

Metaphysic (a.) Metaphysical.

Metaphysis (n.) Change of form; transformation.

Metatarsus (n.) That part of the skeleton of the hind or lower limb between the tarsus and phalanges; metatarse. It consists, in the human foot, of five bones. See Illustration in Appendix.

Methodical (a.) Of or pertaining to the ancient school of physicians called methodists.

Metrograph (n.) An instrument attached to a locomotive for recording its speed and the number and duration of its stops.

Miargyrite (n.) A mineral of an iron-black color, and very sectile, consisting principally of sulphur, antimony, and silver.

Micrograph (n.) An instrument for executing minute writing or engraving.

Microphone (n.) An instrument for intensifying and making audible very feeble sounds. It produces its effects by the changes of intensity in an electric current, occasioned by the variations in the contact resistance of conducting bodies, especially of imperfect conductors, under the action of acoustic vibrations.

Microphyte (n.) A very minute plant, one of certain unicellular algae, such as the germs of various infectious diseases are believed to be.

Millennium (n.) A thousand years; especially, the thousand years mentioned in the twentieth chapter in the twentieth chapter of Revelation, during which holiness is to be triumphant throughout the world. Some believe that, during this period, Christ will reign on earth in person with his saints.

Mimeograph (n.) An autographic stencil copying device invented by Edison.

Mirabilite (n.) Native sodium sulphate; Glauber's salt.

Mithridate (n.) An antidote against poison, or a composition in form of an electuary, supposed to serve either as a remedy or a preservative against poison; an alexipharmic; -- so called from King Mithridates, its reputed inventor.

Monoecious (a.) Having the sexes united in one individual, as when male and female flowers grow upon the same individual plant; hermaphrodite; -- opposed to dioecious.

Monogamist (n.) One who practices or upholds monogamy.

Monogamous (a.) Upholding, or practicing, monogamy.

Monography (n.) Representation by lines without color.

Monography (n.) A monograph.

Monophonic (a.) Single-voiced; having but one part; as, a monophonic composition; -- opposed to polyphonic.

Morphinism (n.) A morbid condition produced by the excessive or prolonged use of morphine.

Morphogeny (n.) History of the evolution of forms; that part of ontogeny that deals with the germ history of forms; -- distinguished from physiogeny.

Morphology (n.) That branch of biology which deals with the structure of animals and plants, treating of the forms of organs and describing their varieties, homologies, and metamorphoses. See Tectology, and Promorphology.

Morphonomy (n.) The laws of organic formation.

Mosasauria (n. pl.) An order of large, extinct, marine reptiles, found in the Cretaceous rocks, especially in America. They were serpentlike in form and in having loosely articulated and dilatable jaws, with large recurved tteth, but they had paddlelike feet. Some of them were over fifty feet long. They are, essentially, fossil sea serpents with paddles. Called also Pythonomarpha, and Mosasauria.

Myall wood () A durable, fragrant, and dark-colored Australian wood, used by the natives for spears. It is obtained from the small tree Acacia homolophylla.

Myographic (a.) Alt. of Myographical

Naphthalic (a.) Pertaining to, derived from, or related to, naphthalene; -- used specifically to denote any one of a series of acids derived from naphthalene, and called naphthalene acids.

Naphthalic (a.) Formerly, designating an acid probably identical with phthalic acid.

Naphthalin (n.) Alt. of Naphthaline

Naturalism (n.) The doctrine of those who deny a supernatural agency in the miracles and revelations recorded in the Bible, and in spiritual influences; also, any system of philosophy which refers the phenomena of nature to a blind force or forces acting necessarily or according to fixed laws, excluding origination or direction by one intelligent will.

Naturalize (v. i.) To explain phenomena by natural agencies or laws, to the exclusion of the supernatural.

Necrophore (n.) Any one of numerous species of beetles of the genus Necrophorus and allied genera; -- called also burying beetle, carrion beetle, sexton beetle.

Nectocalyx (n.) One of the zooids of certain Siphonophora, having somewhat the form, and the essential structure, of the bell of a jellyfish, and acting as a swimming organ.

Needlefish (n.) The European great pipefich (Siphostoma, / Syngnathus, acus); -- called also earl, and tanglefish.

Nematogene (n.) One of the dimorphic forms of the species of Dicyemata, which produced vermiform embryos; -- opposed to rhombogene.

Nephoscope (n.) An instrument for observing the clouds and their velocity.

Nephralgia (n.) Alt. of Nephralgy

Nephridial (a.) Of or pertaining to a nephridium.

Nephridium (n.) A segmental tubule; one of the tubules of the primitive urinogenital organs; a segmental organ. See Illust. under Loeven's larva.

Nephrology (n.) A treatise on, or the science which treats of, the kidneys, and their structure and functions.

Nephrotomy (n.) Extraction of stone from the kidney by cutting.

Neurocoele (n.) The central canal and ventricles of the spinal cord and brain; the myelencephalic cavity.

Neuroptera (n. pl.) An order of hexapod insects having two pairs of large, membranous, net-veined wings. The mouth organs are adapted for chewing. They feed upon other insects, and undergo a complete metamorphosis. The ant-lion, hellgamite, and lacewing fly are examples. Formerly, the name was given to a much more extensive group, including the true Neuroptera and the Pseudoneuroptera.

Nicolaitan (n.) One of certain corrupt persons in the early church at Ephesus, who are censured in rev. ii. 6, 15.

Nitrophnol (n.) Any one of a series of nitro derivatives of phenol. They are yellow oily or crystal.

Noctilucin (n.) A fatlike substance in certain marine animals, to which they owe their phosphorescent properties.

Noctograph (n.) A kind of writing frame for the blind.

Noctograph (n.) An instrument or register which records the presence of watchmen on their beats.

Nominalism (n.) The principles or philosophy of the Nominalists.

Nominalist (n.) One of a sect of philosophers in the Middle Ages, who adopted the opinion of Roscelin, that general conceptions, or universals, exist in name only.

Nomography (n.) A treatise on laws; an exposition of the form proper for laws.

Nosocomial (a.) Of or pertaining to a hospital; as, nosocomial atmosphere.

Nosography (n.) A description or classification of diseases.

Nyctophile (n.) Any Australian bat of the genus Nyctophilus, having a very simple nasal appendage.

Nymphomany (n.) Same as Nymphomania.

Nymphotomy (n.) Excision of the nymphae.

Actinogram (n.) A record made by the actinograph.

Apocodeine (n.) An alkaloid, /, prepared from codeine. In its effects it resembles apomorphine.

Archoplasm (n.) The substance from which attraction spheres develop in mitotic cell division, and of which they consist.

Aufklarung (n.) A philosophic movement of the 18th century characterized by a lively questioning of authority, keen interest in matters of politics and general culture, and an emphasis on empirical method in science. It received its impetus from the unsystematic but vigorous skepticism of Pierre Bayle, the physical doctrines of Newton, and the epistemological theories of Locke, in the preceding century. Its chief center was in France, where it gave rise to the skepticism of Voltaire

Automobile (n.) An automobile vehicle or mechanism; esp., a self-propelled vehicle suitable for use on a street or roadway. Automobiles are usually propelled by internal combustion engines.

Barysphere (n.) The heavy interior portion of the earth, within the lithosphere.

Boswellian (a.) Relating to, or characteristic of, Dr. Johnson's biographer, James Boswell, whose hero worship made his narrative a faithful but often uncritical record of details.

Boucherize (v. t.) To impregnate with a preservative solution of copper sulphate, as timber, railroad ties, etc.

Bucephalus (n.) The celebrated war horse of Alexander the Great.

Bucephalus (n.) Hence, any riding horse.

Cardiogram (n.) The curve or tracing made by a cardiograph.

Catacrotic (a.) Designating, pertaining to, or characterized by, that form of pulse tracing, or sphygmogram, in which the descending portion of the curve is marked by secondary elevations due to two or more expansions of the artery in the same beat.

Dictagraph () Var. of Dictograph.

Dictaphone (n.) A form of phonographic recorder and reproducer adapted for use in dictation, as in business.

Dictograph (n.) A telephonic instrument for office or other similar use, having a sound-magnifying device enabling the ordinary mouthpiece to be dispensed with. Much use has been made of it for overhearing, or for recording, conversations for the purpose of obtaining evidence for use in litigation.

Diplograph (n.) An instrument used for double writing, as one for producing embossed writing for the blind and ordinary writing at the same time.

Gramophone (n.) An instrument for recording, preserving, and reproducing sounds, the record being a tracing of a phonautograph etched in some solid material. Reproduction is accomplished by means of a system attached to an elastic diaphragm.

Graphology () The system or notation used in dealing with graphs.

Heliograph (v. t.) To telegraph, or signal, with a heliograph.

Heliograph (v. t.) To photograph by sunlight.

Iconograph (n.) An engraving or other picture or illustration for a book.

Iodocresol (n.) Any of several isomeric iodine derivatives of the cresols, C6H3I(CH3)OH, esp. one, an odorless amorphous powder, used in medicine as a substitute for iodoform.

Isomorphic (a.) Alike in form; exhibiting isomorphism.

Lithophane (n.) Porcelain impressed with figures which are made distinct by transmitted light, as in a lamp shade.

Macrograph (n.) A picture of an object as seen by the naked eye (that is, unmagnified); as, a macrograph of a metallic fracture.

Margaryize (v. t.) To impregnate (wood) with a preservative solution of copper sulphate (often called Mar"ga*ry's flu"id [-r/z]).

Multigraph (n.) A combined rotary type-setting and printing machine for office use. The type is transferred semi-automatically by means of keys from a type-supply drum to a printing drum. The printing may be done by means of an inked ribbon to print "typewritten" letters, or directly from inked type or a stereotype plate, as in a printing press.

Multiphase (a.) Having many phases;

Multiphase (a.) pertaining to, or designating, a generator producing, or any system conveying or utilizing, two or more waves of pressure, or electromotive force, not in phase with each other; polyphase.

Neutrophil (n.) One of a group of leucocytes whose granules stain only with neutral dyes.

Nosophobia (n.) Morbid dread of disease.

Oleography (n.) Art or process of producing the pictures known as oleographs.

Oleography (n.) A process of identifying oils by their oleographs.

Orthograph (n.) An orthographic projection, sometimes partly in section, esp. of a building.

Oscillator (n.) Any device for producing electric oscillations; esp., an apparatus for generating electric waves in a system of wireless telegraphy.

Parnassian (n.) One of a school of French poets of the Second Empire (1852-70) who emphasized metrical form and made the little use of emotion as poetic material; -- so called from the name (Parnasse contemporain) of the volume in which their first poems were collected in 1866.

Phasemeter (n.) A device for measuring the difference in phase of two alternating currents of electromotive forces.

Phenocryst (n.) One of the prominent embedded crystals of a porphyry.

Photophore (n.) A form of endoscope using an electric light.

Photophore (n.) A light-emitting organ; specif., one of the luminous spots on certain marine (mostly deep-sea) fishes.

Photoprint (n.) Any print made by a photomechanical process.

Polyphaser (n.) A machine generating more than one pressure wave; a multiphaser.

Polyphotal (a.) Alt. of Polyphote

Radiograph (n.) An instrument for measuring and recording solar radiation.

Radiograph (n.) An image or picture produced upon a sensitive surface, as of a photographic plate, by some form of radiation other than light, as the Rontgen rays, radium rays, etc.; esp., a picture of opaque objects traversed by the rays; a skiagraph.

Radiograph (v. t.) To make a radiograph of.

Radiophare (n.) A radiotelegraphic station serving solely for determining the position of ships. The radius of operation of such stations was restricted by the International Radiotelegraphic Convention (1912) to 30 nautical miles.

Reproducer (n.) In a phonograph, a device containing a sounding diaphragm and the needle or stylus that traverses the moving record, for reproducing the sound.

Reproducer (n.) In a manograph, a device for reproducing the engine stroke on a reduced scale.

Sciagraphy (n.) Same as Radiography.

Seismogram (n.) The trace or record of an earth tremor, made by means of a seismograph.

Skiagraphy (n.) See Sciagraph, Sciagraphy, etc.

Somatology (n.) The science which treats of anatomy and physiology, apart from psychology.

Somatology (n.) The consideration of the physical characters of races and classes of men and of mankind in general.

Sporophyte (n.) In plants exhibiting alternation of generations, the generation which bears asexual spores; -- opposed to gametophyte. It is not clearly differentiated in the life cycle of the lower plants.

Syntonizer (n.) One that syntonizes; specif., a device consisting essentially of a variable inductance coil and condenser with a pair of adjustable spark balls, for attuning the time periods of antennae in wireless telegraphy (called also syntonizing coil).

Tachograph (n.) A recording or registering tachometer; also, its autographic record.

Tachygraph (n.) An example of tachygraphy; esp., an ancient Greek or Roman tachygraphic manuscript.

Tachyscope (n.) An early form of antimated-picture machine, devised in 1889 by Otto Anschutz of Berlin, in which the chronophotographs were mounted upon the periphery of a rotating wheel.

Telpherage (n.) Specif., electric transportation of goods by means of carriages suspended on overhead conductors, as of wire, the power being conveyed to the motor carriage by the wires on which it runs. Telpherage and telpher are sometimes applied to such systems in which the motive power is not electricity.

Thermogram (n.) The trace or record made by means of a thermograph.

Tillandsia (n.) An immense genus of epiphytic bromeliaceous plants confined to tropical and subtropical America. They usually bear a rosette of narrow overlapping basal leaves, which often hold a considerable quantity of water. The spicate or paniculate flowers have free perianth segments, and are often subtended by colored bracts. Also, a plant of this genus.

Vibrograph (n.) An instrument to observe and record vibrations.

Vitriolize (v. t.) To injure (a person) with vitriol, or sulphuric acid, as by throwing it upon the face.

Zincograph (n.) A zinc plate prepared for printing by zincography; also, a print from such a plate.

Obliterate (v. t.) To erase or blot out; to efface; to render undecipherable, as a writing.

Observance (n.) Servile attention; sycophancy.

Obsoletism (n.) A disused word or phrase; an archaism.

Octocerata (n.pl.) A suborder of Cephalopoda including Octopus, Argonauta, and allied genera, having eight arms around the head; -- called also Octopoda.

Oculonasal (a.) Of or pertaining to the region of the eye and the nose; as, the oculonasal, or nasal, nerve, one of the branches of the ophthalmic.

Odontocete (n.pl.) A subdivision of Cetacea, including the sperm whale, dolphins, etc.; the toothed whales.

Odontolite (n.) A fossil tooth colored a bright blue by phosphate of iron. It is used as an imitation of turquoise, and hence called bone turquoise.

Oesophagus (a.) Alt. of Oesophageal

Oophoritis (n.) Ovaritis.

Ophicleide (n.) A large brass wind instrument, formerly used in the orchestra and in military bands, having a loud tone, deep pitch, and a compass of three octaves; -- now generally supplanted by bass and contrabass tubas.

Ophiolatry (n.) The worship of serpents.

Ophiologic (a.) Alt. of Ophiological

Ophiomancy (n.) Divination by serpents, as by their manner of eating, or by their coils.

Ophiurioid (a.) Of or pertaining to the Ophiurioidea.

Ophiurioid (n.) One of the Ophiurioidea.

Ophthalmia (n.) An inflammation of the membranes or coats of the eye or of the eyeball.

Ophthalmic (a.) Of, pertaining to, or in the region of, the eye; ocular; as the ophthalmic, or orbitonasal, nerve, a division of the trigeminal, which gives branches to the lachrymal gland, eyelids, nose, and forehead.

Optography (n.) The production of an optogram on the retina by the photochemical action of light on the visual purple; the fixation of an image in the eye. The object so photographed shows white on a purple or red background. See Visual purple, under Visual.

Oratorical (a.) Of or pertaining to an orator or to oratory; characterized by oratory; rhetorical; becoming to an orator; as, an oratorical triumph; an oratorical essay.

Orchestian (n.) Any species of amphipod crustacean of the genus Orchestia, or family Orchestidae. See Beach flea, under Beach.

Oreography (n.) The science of mountains; orography.

Organology (n.) That branch of biology which treats, in particular, of the organs of animals and plants. See Morphology.

Orographic (a.) Alt. of Orographical

Orphanhood (n.) The state or condition of being an orphan; orphanage.

Orthoceras (n.) An extinct genus of Paleozoic Cephalopoda, having a long, straight, conical shell. The interior is divided into numerous chambers by transverse septa.

Orthophony (n.) The art of correct articulation; voice training.

Osphradium (n.) The olfactory organ of some Mollusca. It is connected with the organ of respiration.

Osteophone (n.) An instrument for transmission of auditory vibrations through the bones of the head, so as to be appreciated as sounds by persons deaf from causes other than those affecting the nervous apparatus of hearing.

Ovariotomy (n.) The operation of removing one or both of the ovaries; oophorectomy.

Ovotesttis (n.) An organ which produces both ova and spermatozoids; an hermaphrodite gland.

Ozonometer (n.) An instrument for ascertaining the amount of ozone in the atmosphere, or in any gaseous mixture.

Paleogaean (a.) Of or pertaining to the Eastern hemisphere.

Paleograph (n.) An ancient manuscript.

Palmerworm (n.) In America, the larva of any one of several moths, which destroys the foliage of fruit and forest trees, esp. the larva of Ypsolophus pometellus, which sometimes appears in vast numbers.

Panomphean (a.) Uttering ominous or prophetic voices; divining.

Pantagraph (n.) See Pantograph.

Pantamorph (n.) That which assumes, or exists in, all forms.

Pantograph (n.) An instrument for copying plans, maps, and other drawings, on the same, or on a reduced or an enlarged, scale.

Pantophagy (n.) The habit or power of eating all kinds of food.

Papaphobia (n.) Intense fear or dread of the pope, or of the Roman Catholic Church.

Papaverine (n.) An alkaloid found in opium. It has a weaker therapeutic action than morphine.

Paradoxure (n.) Any species of Paradoxurus, a genus of Asiatic viverrine mammals allied to the civet, as the musang, and the luwack or palm cat (Paradoxurus hermaphroditus). See Musang.

Parapherna (n. pl.) The property of a woman which, on her marriage, was not made a part of her dower, but remained her own.

Paraphagma (n.) One of the outer divisions of an endosternite of Crustacea.

Paraphrase (n.) A restatement of a text, passage, or work, expressing the meaning of the original in another form, generally for the sake of its clearer and fuller exposition; a setting forth the signification of a text in other and ampler terms; a free translation or rendering; -- opposed to metaphrase.

Paraphrase (v. t.) To express, interpret, or translate with latitude; to give the meaning of a passage in other language.

Paraphrase (v. i.) To make a paraphrase.

Paraphrast (n.) A paraphraser.

Paraphyses (pl. ) of Paraphysis

Paraphysis (n.) A minute jointed filament growing among the archegonia and antheridia of mosses, or with the spore cases, etc., of other flowerless plants.

Parastichy (n.) A secondary spiral in phyllotaxy, as one of the evident spirals in a pine cone.

Paraxylene (n.) A hydrocarbon of the aromatic series obtained as a colorless liquid by the distillation of camphor with zinc chloride. It is one of the three metamers of xylene. Cf. Metamer, and Xylene.

Paronymous (a.) Having a similar sound, but different orthography and different meaning; -- said of certain words, as al/ and awl; hair and hare, etc.

Parovarium (n.) A group of tubules, a remnant of the Wolffian body, often found near the ovary or oviduct; the epoophoron.

Pasigraphy (n.) A system of universal writing, or a manner of writing that may be understood and used by all nations.

Pasteurism (n.) A method of treatment, devised by Pasteur, for preventing certain diseases, as hydrophobia, by successive inoculations with an attenuated virus of gradually increasing strength.

Pearlstone (n.) A glassy volcanic rock of a grayish color and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling. See Illust. under Perlitic.

Pedotrophy (n.) The art of nourishing children properly.

Pegmatitic (a.) Of, pertaining to, or resembling, pegmatite; as, the pegmatic structure of certain rocks resembling graphic granite.

Penmanship (n.) The use of the pen in writing; the art of writing; style or manner of writing; chirography; as, good or bad penmanship.

Perforator (n.) One who, or that which, perforates; esp., a cephalotome.

Perihelium (n.) That point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion.

Peripheral (a.) Of or pertaining to a periphery; constituting a periphery; peripheric.

Peripheral (a.) External; away from the center; as, the peripheral portion of the nervous system.

Peripheric (a.) Alt. of Peripherical

Periphrase (n.) The use of more words than are necessary to express the idea; a roundabout, or indirect, way of speaking; circumlocution.

Periphrase (v. t.) To express by periphrase or circumlocution.

Periphrase (v. i.) To use circumlocution.

Peritoneum (n.) The smooth serous membrane which lines the cavity of the abdomen, or the whole body cavity when there is no diaphragm, and, turning back, surrounds the viscera, forming a closed, or nearly closed, sac.

Peucedanin (n.) A tasteless white crystal.

Phalangist (n.) Any arboreal marsupial of the genus Phalangista. The vulpine phalangist (P. vulpina) is the largest species, the full grown male being about two and a half feet long. It has a large bushy tail.

Phalangite (n.) A soldier belonging to a phalanx.

Phantasmal (a.) Pertaining to, of the nature of, or resembling, a phantasm; spectral; illusive.

Pharmacist (n.) One skilled in pharmacy; a pharmaceutist; a druggist.

Pharyngeal (a.) Of or pertaining to the pharynx; in the region of the pharynx.

Pharyngeal (n.) A pharyngeal bone or cartilage; especially, one of the lower pharyngeals, which belong to the rudimentary fifth branchial arch in many fishes, or one of the upper pharyngeals, or pharyngobranchials, which are the dorsal elements in the complete branchial arches.

Pheasantry (n.) A place for keeping and rearing pheasants.

Phelloderm (n.) A layer of green parenchimatous cells formed on the inner side of the phellogen.

Phenomenal (a.) Relating to, or of the nature of, a phenomenon; hence, extraordinary; wonderful; as, a phenomenal memory.

Phenomenon (n.) An appearance; anything visible; whatever, in matter or spirit, is apparent to, or is apprehended by, observation; as, the phenomena of heat, light, or electricity; phenomena of imagination or memory.

Phenomenon (n.) That which strikes one as strange, unusual, or unaccountable; an extraordinary or very remarkable person, thing, or occurrence; as, a musical phenomenon.

Philatelic (a.) Of or pertaining to philately.

Philippize (v. i.) To write or speak in the style of a philippic.

Philologer (n.) A philologist.

Philologic (a.) Of or pertaining to philology.

Philologue (n.) A philologist.

Philosophe (n.) A philosophaster; a philosopher.

Philosophy (n.) Literally, the love of, including the search after, wisdom; in actual usage, the knowledge of phenomena as explained by, and resolved into, causes and reasons, powers and laws.

Philosophy (n.) A particular philosophical system or theory; the hypothesis by which particular phenomena are explained.

Philosophy (n.) Practical wisdom; calmness of temper and judgment; equanimity; fortitude; stoicism; as, to meet misfortune with philosophy.

Philosophy (n.) Reasoning; argumentation.

Philosophy (n.) The course of sciences read in the schools.

Philosophy (n.) A treatise on philosophy.

Phlebogram (n.) A tracing (with the sphygmograph) of the movements of a vein, or of the venous pulse.

Phlegmatic (a.) Abounding in phlegm; as, phlegmatic humors; a phlegmatic constitution.

Phlegmatic (a.) Generating or causing phlegm.

Phlegmatic (a.) Not easily excited to action or passion; cold; dull; sluggish; heavy; as, a phlegmatic person.

Phlogistic (a.) Of or pertaining to phlogiston, or to belief in its existence.

Phloramine (n.) A basic amido derivative of phloroglucin, having an astringent taste.

Phonograph (n.) A character or symbol used to represent a sound, esp. one used in phonography.

Phonograph (n.) An instrument for the mechanical registration and reproduction of audible sounds, as articulate speech, etc. It consists of a rotating cylinder or disk covered with some material easily indented, as tinfoil, wax, paraffin, etc., above which is a thin plate carrying a stylus. As the plate vibrates under the influence of a sound, the stylus makes minute indentations or undulations in the soft material

Phonologer (n.) A phonologist.

Phosphatic (a.) Pertaining to, or containing, phosphorus, phosphoric acid, or phosphates; as, phosphatic nodules.

Phosphinic (a.) Pertaining to, or designating, certain acids analogous to the phosphonic acids, but containing two hydrocarbon radicals, and derived from the secondary phosphines by oxidation.

Phosphonic (a.) Pertaining to, or designating, certain derivatives of phosphorous acid containing a hydrocarbon radical, and analogous to the sulphonic acid.

Phosphoric (a.) Of or pertaining to phosphorus; resembling, or containing, from us; specifically, designating those compounds in which phosphorus has a higher valence as contrasted with the phosphorous compounds.

Phosphoric (a.) Phosphorescent.

Phosphorus (n.) The morning star; Phosphor.

Phosphorus (n.) A poisonous nonmetallic element of the nitrogen group, obtained as a white, or yellowish, translucent waxy substance, having a characteristic disagreeable smell. It is very active chemically, must be preserved under water, and unites with oxygen even at ordinary temperatures, giving a faint glow, -- whence its name. It always occurs compined, usually in phosphates, as in the mineral apatite, in bones, etc. It is used in the composition on the tips of friction matches

Phosphorus (n.) Hence, any substance which shines in the dark like phosphorus, as certain phosphorescent bodies.

Phosphoryl (n.) The radical PO, regarded as the typical nucleus of certain compounds.

Phosphuret (n.) A phosphide.

Photogenic (a.) Of or pertaining to photogeny; producing or generating light.

Photograph (n.) A picture or likeness obtained by photography.

Photograph (v. t.) To take a picture or likeness of by means of photography; as, to photograph a view; to photograph a group.

Photograph (v. i.) To practice photography; to take photographs.

Photophone (n.) An apparatus for the production of sound by the action of rays of light.

Photophony (n.) The art or practice of using the photophone.

Phototypic (a.) Of or pertaining to a phototype or phototypy.

Phrenology (n.) In popular usage, the physiological hypothesis of Gall, that the mental faculties, and traits of character, are shown on the surface of the head or skull; craniology.

Phthisical (a.) Of or pertaining to phthisis; affected with phthisis; wasting; consumptive.

Phthisicky (a.) Having phthisis, or some symptom of it, as difficulty in breathing.

Phyllocyst (n.) The cavity of a hydrophyllium.

Phylloxera (n.) A small hemipterous insect (Phylloxera vastatrix) allied to the aphids. It attacks the roots and leaves of the grapevine, doing great damage, especially in Europe.

Physically (adv.) In a physical manner; according to the laws of nature or physics; by physical force; not morally.

Physiogeny (n.) The germ history of the functions, or the history of the development of vital activities, in the individual, being one of the branches of ontogeny. See Morphogeny.

Physiology (n.) The science which treats of the phenomena of living organisms; the study of the processes incidental to, and characteristic of, life.

Physiology (n.) A treatise on physiology.

Physograde (n.) Any siphonophore which has an air sac for a float, as the Physalia.

Phytomeron (n.) An organic element of a flowering plant; a phyton.

Phytophaga (n. pl.) A division of Hymenoptera; the sawflies.

Phytophagy (n.) The eating of plants.

Pianograph (n.) A form of melodiograph applied to a piano.

Pichiciago (n.) A small, burrowing, South American edentate (Chlamyphorus truncatus), allied to the armadillos. The shell is attached only along the back.

Pictograph (n.) A picture or hieroglyph representing and expressing an idea.

Pipsissewa (n.) A low evergreen plant (Chimaphila umbellata), with narrow, wedge-lanceolate leaves, and an umbel of pretty nodding fragrant blossoms. It has been used in nephritic diseases. Called also prince's pine.

Pistillody (n.) The metamorphosis of other organs into pistils.

Placophora (n. pl.) A division of gastropod Mollusca, including the chitons. The back is covered by eight shelly plates. Called also Polyplacophora. See Illust. under Chiton, and Isopleura.

Plagionite (n.) A sulphide of lead and antimony, of a blackish lead-gray color and metallic luster.

Planoblast (n.) Any free-swimming gonophore of a hydroid; a hydroid medusa.

Platonical (a.) Of or pertaining to Plato, or his philosophy, school, or opinions.

Platonical (a.) Pure, passionless; nonsexual; philosophical.

Plerophory (n.) Fullness; full persuasion.

Poinsettia (n.) A Mexican shrub (Euphorbia pulcherrima) with very large and conspicuous vermilion bracts below the yellowish flowers.

Polyandria (n. pl.) A Linnaean class of monoclinous or hermaphrodite plants, having many stamens, or any number above twenty, inserted in the receptacle.

Polybasite (n.) An iron-black ore of silver, consisting of silver, sulphur, and antimony, with some copper and arsenic.

Polygamous (a.) Belonging to the Polygamia; bearing both hermaphrodite and unisexual flowers on the same plant.

Polygraphy (n.) Much writing; writing of many books.

Polygraphy (n.) The art of writing in various ciphers, and of deciphering the same.

Polygraphy (n.) The art or practice of using a polygraph.

Polyhalite (n.) A mineral usually occurring in fibrous masses, of a brick-red color, being tinged with iron, and consisting chiefly of the sulphates of lime, magnesia, and soda.

Polymorphy (n.) Existence in many forms; polymorphism.

Polyphemus (n.) A very large American moth (Telea polyphemus) belonging to the Silkworm family (Bombycidae). Its larva, which is very large, bright green, with silvery tubercles, and with oblique white stripes on the sides, feeds on the oak, chestnut, willow, cherry, apple, and other trees. It produces a large amount of strong silk. Called also American silkworm.

Polyphonic (a.) Having a multiplicity of sounds.

Polyphonic (a.) Characterized by polyphony; as, Assyrian polyphonic characters.

Polyphonic (a.) Consisting of several tone series, or melodic parts, progressing simultaneously according to the laws of counterpoint; contrapuntal; as, a polyphonic composition; -- opposed to homophonic, or monodic.

Popularize (v. t.) To make popular; to make suitable or acceptable to the common people; to make generally known; as, to popularize philosophy.

Porphyrite (n.) A rock with a porphyritic structure; as, augite porphyrite.

Porphyrize (v. t.) To cause to resemble porphyry; to make spotted in composition, like porphyry.

Porphyries (pl. ) of Porphyry

Positivism (n.) A system of philosophy originated by M. Auguste Comte, which deals only with positives. It excludes from philosophy everything but the natural phenomena or properties of knowable things, together with their invariable relations of coexistence and succession, as occurring in time and space. Such relations are denominated laws, which are to be discovered by observation, experiment, and comparison.

Postscript (n.) A paragraph added to a letter after it is concluded and signed by the writer; an addition made to a book or composition after the main body of the work has been finished, containing something omitted, or something new occurring to the writer.

Potamology (n.) A scientific account or discussion of rivers; a treatise on rivers; potamography.

Pragmatism (n.) The quality or state of being pragmatic; in literature, the pragmatic, or philosophical, method.

Prediction (n.) The act of foretelling; also, that which is foretold; prophecy.

Predictive (a.) Foretelling; prophetic; foreboding.

Preventive (n.) That which prevents, hinders, or obstructs; that which intercepts access; in medicine, something to prevent disease; a prophylactic.

Procrustes (n.) A celebrated legendary highwayman of Attica, who tied his victims upon an iron bed, and, as the case required, either stretched or cut of their legs to adapt them to its length; -- whence the metaphorical phrase, the bed of Procrustes.

Proctocele (n.) Inversion and prolapse of the mucous coat of the rectum, from relaxation of the sphincter, with more or less swelling; prolapsus ani.

Profession (v.) That of which one professed knowledge; the occupation, if not mechanical, agricultural, or the like, to which one devotes one's self; the business which one professes to understand, and to follow for subsistence; calling; vocation; employment; as, the profession of arms; the profession of a clergyman, lawyer, or physician; the profession of lecturer on chemistry.

Projection (n.) The representation of something; delineation; plan; especially, the representation of any object on a perspective plane, or such a delineation as would result were the chief points of the object thrown forward upon the plane

Pronephric (a.) Of or pertaining to the pronephros.

Pronephros (n.) Alt. of Pronephron

Pronephron (n.) The head kidney. See under Head.

Prophecies (pl. ) of Prophecy

Prophesier (n.) A prophet.

Prophesied (imp. & p. p.) of Prophesy

Prophetess (n.) A female prophet.

Prophetize (v. i.) To give predictions; to foreshow events; to prophesy.

Prophragma (n.) An internal dorsal chitinous process between the first two divisions of the thorax of insects.

Prosocoele (n.) The entire cavity of the prosencephalon.

Prosphysis (n.) A growing together of parts; specifically, a morbid adhesion of the eyelids to each other or to the eyeball.

Prothallus (n.) The minute primary growth from the spore of ferns and other Pteridophyta, which bears the true sexual organs; the oophoric generation of ferns, etc.

Protoconch (n.) The embryonic shell, or first chamber, of ammonites and other cephalopods.

Protophyte (n.) Any unicellular plant, or plant forming only a plasmodium, having reproduction only by fission, gemmation, or cell division.

Protoplasm (n.) The viscid and more or less granular material of vegetable and animal cells, possessed of vital properties by which the processes of nutrition, secretion, and growth go forward; the so-called " physical basis of life;" the original cell substance, cytoplasm, cytoblastema, bioplasm sarcode, etc.

Protureter (n.) The duct of a pronephros.

Pterophore (n.) Any moth of the genus Pterophorus and allied genera; a plume moth. See Plume moth, under Plume.

Pulsimeter (n.) A sphygmograph.

Pulsometer (n.) A device, with valves, for raising water by steam, partly by atmospheric pressure, and partly by the direct action of the steam on the water, without the intervention of a piston; -- also called vacuum pump.

Pyrogallol (n.) A phenol metameric with phloroglucin, obtained by the distillation of gallic acid as a poisonous white crystal.

Pyrography (n.) A process of printing, ornamenting, or carving, by burning with heated instruments.

Pyrophoric (a.) Alt. of Pyrophorous

Pyrophorus (n.) Any one of several substances or mixtures which phosphoresce or ignite spontaneously on exposure to air, as a heated mixture of alum, potash, and charcoal, or a mixture of charcoal and finely divided lead.

Pyrrhotite (n.) A bronze-colored mineral, of metallic luster. It is a sulphide of iron, and is remarkable for being attracted by the magnet. Called also magnetic pyrites.

Quaternion (n.) A set of four parts, things, or person; four things taken collectively; a group of four words, phrases, circumstances, facts, or the like.

Radiograph (n.) A picture produced by the Rontgen rays upon a sensitive surface, photographic or fluorescent, especially a picture of opaque objects traversed by the rays.

Radiophone (n.) An apparatus for the production of sound by the action of luminous or thermal rays. It is essentially the same as the photophone.

Radiophony (n.) The art or practice of using the radiophone.

Raphaelism (n.) The principles of painting introduced by Raphael, the Italian painter.

Raphaelite (n.) One who advocates or adopts the principles of Raphaelism.

Refraction (n.) The change in the direction of a ray of light, and, consequently, in the apparent position of a heavenly body from which it emanates, arising from its passage through the earth's atmosphere; -- hence distinguished as atmospheric refraction, or astronomical refraction.

Refraction (n.) The correction which is to be deducted from the apparent altitude of a heavenly body on account of atmospheric refraction, in order to obtain the true altitude.

Responsory (n.) An antiphonary; a response book.

Revelation (n.) Specifically, the last book of the sacred canon, containing the prophecies of St. John; the Apocalypse.

Revolution (n.) The motion of a point, line, or surface about a point

Rhinophore (n.) One of the two tentacle-like organs on the back of the head or neck of a nudibranch or tectibranch mollusk. They are usually retractile, and often transversely furrowed or plicate, and are regarded as olfactory organs. Called also dorsal tentacles. See Illust. under Pygobranchia, and Opisthobranchia.

Rhinoscopy (n.) The examination or study of the soft palate, posterior nares, etc., by means of a laryngoscopic mirror introduced into the pharynx.

Rhizophaga (n. pl.) A division of marsupials. The wombat is the type.

Rhizophora (n.) A genus of trees including the mangrove. See Mangrove.

Rhodophane (n.) The red pigment contained in the inner segments of the cones of the retina in animals. See Chromophane.

Ritornello (n.) A short return or repetition; a concluding symphony to an air, often consisting of the burden of the song.

Ritornello (n.) A short intermediate symphony, or instrumental passage, in the course of a vocal piece; an interlude.

Rudolphine (a.) Pertaining to, or designating, a set of astronomical tables computed by Kepler, and founded on the observations of Tycho Brahe; -- so named from Rudolph II., emperor of Germany.

Rumination (n.) The regurgitation of food from the stomach after it has been swallowed, -- occasionally observed as a morbid phenomenon in man.

Russophile (n.) Alt. of Russophilist

Russophobe () Alt. of Russophobist

Saccharine (n.) A trade name for benzoic sulphinide.

Sacchulmic (a.) Of, pertaining to, or designating, an acid obtained as a dark amorphous substance by the long-continued boiling of sucrose with very dilute sulphuric acid. It resembles humic acid.

Sacchulmin (n.) An amorphous huminlike substance resembling sacchulmic acid, and produced together with it.

Salamander (n.) The pouched gopher (Geomys tuza) of the Southern United States.

Salamstone (n.) A kind of blue sapphire brought from Ceylon.

Sapphirine (n.) Resembling sapphire; made of sapphire; having the color, or any quality of sapphire.

Saprophyte (n.) Any plant growing on decayed animal or vegetable matter, as most fungi and some flowering plants with no green color, as the Indian pipe.

Sarcophaga (n. pl.) A suborder of carnivorous and insectivorous marsupials including the dasyures and the opossums.

Sarcophaga (n.) A genus of Diptera, including the flesh flies.

Sarcophagi (pl. ) of Sarcophagus

Sarcophagy (n.) The practice of eating flesh.

Sarcophile (n.) A flesh-eating animal, especially any one of the carnivorous marsupials.

Sassy bark () The bark of a West African leguminous tree (Erythrophlaeum Guineense, used by the natives as an ordeal poison, and also medicinally; -- called also mancona bark.

Scaphander (n.) The case, or impermeable apparel, in which a diver can work while under water.

Scenograph (n.) A perspective representation or general view of an object.

Scholastic (a.) Of or pertaining to the schoolmen and divines of the Middle Ages (see Schoolman); as, scholastic divinity or theology; scholastic philosophy.

Sciagraphy (n.) The art or science of projecting or delineating shadows as they fall in nature.

Sciagraphy (n.) Same as Sciagraph.

Sciography (n.) See Sciagraphy.

Scotograph (n.) An instrument for writing in the dark, or without seeing.

Scyphiform (a.) Cup-shaped.

Sea fennel () Samphire.

Sea orange () A large American holothurian (Lophothuria Fabricii) having a bright orange convex body covered with finely granulated scales. Its expanded tentacles are bright red.

Selenonium (n.) A hypothetical radical of selenium, analogous to sulphonium.

Semaphoric (a.) Alt. of Semaphorical

Septillion (n.) According to the French method of numeration (which is followed also in the United States), the number expressed by a unit with twenty-four ciphers annexed. According to the English method, the number expressed by a unit with forty-two ciphers annexed. See Numeration.

Seraphical (a.) Of or pertaining to a seraph; becoming, or suitable to, a seraph; angelic; sublime; pure; refined.

Sextillion (n.) According to the method of numeration (which is followed also in the United States), the number expressed by a unit with twenty-one ciphers annexed. According to the English method, a million raised to the sixth power, or the number expressed by a unit with thirty-six ciphers annexed. See Numeration.

Sheepshead (n.) A large and valuable sparoid food fish (Archosargus, / Diplodus, probatocephalus) found on the Atlantic coast of the United States. It often weighs from ten to twelve pounds.

Shepherded (imp. & p. p.) of Shepherd

Shepherdia (n.) A genus of shrubs having silvery scurfy leaves, and belonging to the same family as Elaeagnus; also, any plant of this genus. See Buffalo berry, under Buffalo.

Shepherdly (a.) Resembling, or becoming to, a shepherd; pastoral; rustic.

Shibboleth (n.) A word which was made the criterion by which to distinguish the Ephraimites from the Gileadites. The Ephraimites, not being able to pronounce sh, called the word sibboleth. See Judges xii.

Shibboleth (n.) Hence, the criterion, test, or watchword of a party; a party cry or pet phrase.

Shipholder (n.) A shipowner.

Shovelhead (n.) A shark (Sphryna tiburio) allied to the hammerhead, and native of the warmer parts of the Atlantic and Pacific oceans; -- called also bonnet shark.

Shovelnose (n.) A ganoid fish of the Sturgeon family (Scaphirhynchus platyrhynchus) of the Mississippi and Ohio rivers; -- called also white sturgeon.

Shrievalty (n.) The office, or sphere of jurisdiction, of a sheriff; sheriffalty.

Sigaultian (a.) Pertaining to Sigault, a French physician. See Symphyseotomy.

Silverspot (n.) Any one of numerous species of butterflies of the genus Argynnis and allied genera, having silvery spots on the under side of the wings. See Illust. under Aphrodite.

Siphonarid (n.) Any one of numerous species of limpet-shaped pulmonate gastropods of the genus Siphonaria. They cling to rocks between high and low water marks and have both lunglike organs and gills.

Siphoniata (n. pl.) Same as Siphonata.

Siphonifer (n.) Any cephalopod having a siphonate shell.

Siphuncled (a.) Having a siphuncle; siphunculated.

Sismograph (n.) See Seismograph.

Sitophobia (n.) A version to food; refusal to take nourishment.

Skepticism (n.) The doctrine that no fact or principle can be certainly known; the tenet that all knowledge is uncertain; Pyrrohonism; universal doubt; the position that no fact or truth, however worthy of confidence, can be established on philosophical grounds; critical investigation or inquiry, as opposed to the positive assumption or assertion of certain principles.

Slavophile (n.) One, not being a Slav, who is interested in the development and prosperity of that race.

Smaragdite (n.) A green foliated kind of amphibole, observed in eclogite and some varietis of gabbro.

Snapdragon (n.) Any plant of the scrrophulariaceous genus Antirrhinum, especially the cultivated A. majus, whose showy flowers are fancifully likened to the face of a dragon.

Socratical (a.) Of or pertaining to Socrates, the Grecian sage and teacher. (b. c. 469-399), or to his manner of teaching and philosophizing.

Solfanaria (n.) A sulphur mine.

Solstitial (a.) Happening at a solstice; esp. (with reference to the northern hemisphere), happening at the summer solstice, or midsummer.

Somatocyst (n.) A cavity in the primary nectocalyx of certain Siphonophora. See Illust. under Nectocalyx.

Sophomoric (a.) Alt. of Sophomorical

Sphacelate (v. t.) To affect with gangrene.

Sphacelate (a.) Alt. of Sphacelated

Sphaeridia (pl. ) of Sphaeridium

Sphalerite (n.) Zinc sulphide; -- called also blende, black-jack, false galena, etc. See Blende (a).

Spheniscan (n.) Any species of penguin.

Sphenogram (n.) A cuneiform, or arrow-headed, character.

Sphenoidal (a.) Sphenoid.

Sphenoidal (a.) Pertaining to, or resembling, a sphenoid.

Sphericity (n.) The quality or state of being spherial; roundness; as, the sphericity of the planets, or of a drop of water.

Spheroidal (a.) Having the form of a spheroid.

Spheroidic (a.) Alt. of Spheroidical

Spheromere (n.) Any one of the several symmetrical segments arranged around the central axis and composing the body of a radiate anmal.

Spherosome (n.) The body wall of any radiate animal.

Spherulate (a.) Covered or set with spherules; having one or more rows of spherules, or minute tubercles.

Spherulite (n.) A minute spherical crystal.

Sphrigosis (n.) A condition of vegetation in which there is too abundant growth of the stem and leaves, accompanied by deficiency of flowers and fruit.

Spiderwort (n.) An American endogenous plant (Tradescantia Virginica), with long linear leaves and ephemeral blue flowers. The name is sometimes extended to other species of the same genus.

Spirograph (n.) An instrument for recording the respiratory movements, as the sphygmograph does those of the pulse.

Sporophore (n.) A placenta.

Sporophore (n.) That alternately produced form of certain cryptogamous plants, as ferns, mosses, and the like, which is nonsexual, but produces spores in countless numbers. In ferns it is the leafy plant, in mosses the capsule. Cf. Oophore.

Spoutshell (n.) Any marine gastropod shell of the genus Apporhais having an elongated siphon. See Illust. under Rostrifera.

Spurgewort (n.) Any euphorbiaceous plant.

Stammering (n.) A disturbance in the formation of sounds. It is due essentially to long-continued spasmodic contraction of the diaphragm, by which expiration is preented, and hence it may be considered as a spasmodic inspiration.

Stannotype (n.) A photograph taken upon a tin plate; a tintype.

Staphyline (a.) Of or pertaining to the uvula or the palate.

Staphyloma (n.) A protrusion of any part of the globe of the eye; as, a staphyloma of the cornea.

Status quo () The state in which anything is already. The phrase is also used retrospectively, as when, on a treaty of place, matters return to the status quo ante bellum, or are left in statu quo ante bellum, i.e., the state (or, in the state) before the war.

Stavesacre (n.) A kind of larkspur (Delphinium Staphysagria), and its seeds, which are violently purgative and emetic. They are used as a parasiticide, and in the East for poisoning fish.

Stellerida (n. pl.) An extensive group of echinoderms, comprising the starfishes and ophiurans.

Stenograph (v. t.) To write or report in stenographic characters.

Stenograph (n.) A production of stenography; anything written in shorthand.

Stephanion (n.) The point on the side of the skull where the temporal line, or upper edge of the temporal fossa, crosses the coronal suture.

Stephanite (n.) A sulphide of antimony and silver of an iron-black color and metallic luster; called also black silver, and brittle silver ore.

Stereogram (n.) A diagram or picture which represents objects in such a way as to give the impression of relief or solidity; also, a stereograph.

Stomodaeum (n.) The primitive mouth and esophagus of the embryo of annelids and arthropods.

Stormglass (n.) A glass vessel, usually cylindrical, filled with a solution which is sensitive to atmospheric changes, indicating by a clouded appearance, rain, snow, etc., and by clearness, fair weather.

Strophiole (n.) A crestlike excrescence about the hilum of certain seeds; a caruncle.

Strophulus (n.) See Red-gum, 1.

Strychnine (n.) A very poisonous alkaloid resembling brucine, obtained from various species of plants, especially from species of Loganiaceae, as from the seeds of the St. Ignatius bean (Strychnos Ignatia) and from nux vomica. It is obtained as a white crystal.

Stuttering (n.) The act of one who stutters; -- restricted by some physiologists to defective speech due to inability to form the proper sounds, the breathing being normal, as distinguished from stammering.

Stylograph (n.) A stylographic pen.

Stylommata (n. pl.) Same as Stylommatophora.

Subjectist (n.) One skilled in subjective philosophy; a subjectivist.

Subspecies (n.) A group somewhat lessdistinct than speciesusually are, but based on characters more important than those which characterize ordinary varieties; often, a geographical variety or race.

Substratum (n.) The permanent subject of qualities or cause of phenomena; substance.

Suggestion (n.) The act or power of originating or recalling ideas or relations, distinguished as original and relative; -- a term much used by Scottish metaphysicians from Hutcherson to Thomas Brown.

Sulphamate (n.) A salt of sulphamic acid.

Sulphamide (n.) Any one of a series of amido compounds obtained by treating sulphuryl chloride with various amines.

Sulphauric (a.) Of, pertaining to, or designating, a hypothetical sulphacid of gold (aurum), known only in its salts.

Sulphinate (n.) A salt of a sulphinic acid.

Sulphinide (n.) A white or yellowish crystal.

Sulphonate (n.) A salt of sulphonic acid.

Sulphonium (n.) A hypothetical radical, SH3, regarded as the type and nucleus of the sulphines.

Sulphosalt (n.) A salt of a sulphacid.

Sulphurate (a.) Sulphureous.

Sulphurate (v. t.) To sulphurize.

Sulphurine (a.) Sulphureous.

Sulphuring (n.) Exposure to the fumes of burning sulphur, as in bleaching; the process of bleaching by exposure to the fumes of sulphur.

Sulphurize (v. t.) To combine or impregnate with sulphur or any of its compounds; as, to sulphurize caoutchouc in vulcanizing.

Sulphurous (a.) Of or pertaining to sulphur.

Sulphurous (a.) Derived from, or containing, sulphur; specifically, designating those compounds in which the element has a lower valence as contrasted with the sulphuric compounds.

Sulphurous (a.) Having the characteristic odor of sulphur dioxide, or of hydrogen sulphide, or of other sulphur compounds.

Sulphydric (a.) Of, pertaining to, or designating, hydrogen sulphide, which is regarded as an acid, especially when in solution.

Superplant (n.) A plant growing on another, as the mistletoe; an epiphyte.

Sycophancy (n.) The character or characteristic of a sycophant.

Sycophancy (n.) False accusation; calumniation; talebearing.

Sycophancy (n.) Obsequious flattery; servility.

Symphonist (n.) A composer of symphonies.

Symphonize (v. i.) To agree; to be in harmony.

Symphonies (pl. ) of Symphony

Symphyseal (a.) Of or pertaining to to symphysis.

Symphytism (n.) Coalescence; a growing into one with another word.

Synaloepha (n.) Same as Synalepha.

Synclastic (a.) Curved toward the same side in all directions; -- said of surfaces which in all directions around any point bend away from a tangent plane toward the same side, as the surface of a sphere; -- opposed to anticlastic.

Synteresis (n.) Prophylaxis.

Synteretic (a.) Preserving health; prophylactic.

Syphilitic (a.) Of or pertaining to syphilis; of the nature of syphilis; affected with syphilis.

Syphilitic (n.) A syphilitic patient.

Tacamahaca (n.) A bitter balsamic resin obtained from tropical American trees of the genus Elaphrium (E. tomentosum and E. Tacamahaca), and also from East Indian trees of the genus Calophyllum; also, the resinous exhudation of the balsam poplar.

Talmudical (a.) Of or pertaining to the Talmud; contained in the Talmud; as, Talmudic Greek; Talmudical phrases.

Tartrazine (n.) An artificial dyestuff obtained as an orange-yellow powder, and regarded as a phenyl hydrazine derivative of tartaric and sulphonic acids.

Tautophony (n.) Repetition of the same sound.

Telegraphy (n.) The science or art of constructing, or of communicating by means of, telegraphs; as, submarine telegraphy.

Teleophore (n.) Same as Gonotheca.

Telephonic (a.) Conveying sound to a great distance.

Telephonic (a.) Of or pertaining to the telephone; by the telephone.

Telpherage (n.) The conveyance of vehicles or loads by means of electricity.

Tennantite (n.) A blackish lead-gray mineral, closely related to tetrahedrite. It is essentially a sulphide of arsenic and copper.

Tetramorph (n.) The union of the four attributes of the Evangelists in one figure, which is represented as winged, and standing on winged fiery wheels, the wings being covered with eyes. The representations of it are evidently suggested by the vision of Ezekiel (ch. i.)

Tetratomic (a.) Consisting of four atoms; having four atoms in the molecule, as phosphorus and arsenic.

Thecaphore (n.) A surface or organ bearing a theca, or covered with thecae.

Thecaphore (n.) See Basigynium.

Thecophora (n. pl.) A division of hydroids comprising those which have the hydranths in thecae and the gonophores in capsules. The campanularians and sertularians are examples. Called also Thecata. See Illust. under Hydroidea.

Thenardite (n.) Anhydrous sodium sulphate, a mineral of a white or brown color and vitreous luster.

Theophanic (a.) Of or pertaining to a theopany; appearing to man, as a god.

Theosopher (n.) A theosophist.

Theosophic (a.) Alt. of Theosophical

Thermotype (n.) A picture (as of a slice of wood) obtained by first wetting the object slightly with hydrochloric or dilute sulphuric acid, then taking an impression with a press, and next strongly heating this impression.

Thick wind () A defect of respiration in a horse, that is unassociated with noise in breathing or with the signs of emphysema.

Thiocyanic (a.) Same as Sulphocyanic.

Thiophenic (a.) Of, pertaining to, or derived from, thiophene; specifically, designating a certain acid analogous to benzoic acid.

Thiophenol (n.) A colorless mobile liquid, C6H5.SH, of an offensive odor, and analogous to phenol; -- called also phenyl sulphydrate.

Thiotolene (n.) A colorless oily liquid, C4H3S.CH3, analogous to, and resembling, toluene; -- called also methyl thiophene.

Tillandsia (n.) A genus of epiphytic endogenous plants found in the Southern United States and in tropical America. Tillandsia usneoides, called long moss, black moss, Spanish moss, and Florida moss, has a very slender pendulous branching stem, and forms great hanging tufts on the branches of trees. It is often used for stuffing mattresses.

Tonguefish (n.) A flounder (Symphurus plagiusa) native of the southern coast of the United States.

Tophaceous (a.) Gritty; sandy; rough; stony.

Topography (n.) The description of a particular place, town, manor, parish, or tract of land; especially, the exact and scientific delineation and description in minute detail of any place or region.

Torbernite (n.) A mineral occurring in emerald-green tabular crystals having a micaceous structure. It is a hydrous phosphate of uranium and copper. Called also copper uranite, and chalcolite.

Toxiphobia (n.) An insane or greatly exaggerated dread of poisons.

Treadwheel (n.) A wheel turned by persons or animals, by treading, climbing, or pushing with the feet, upon its periphery or face. See Treadmill.

Trematodea (n. pl.) An extensive order of parasitic worms. They are found in the internal cavities of animals belonging to all classes. Many species are found, also, on the gills and skin of fishes. A few species are parasitic on man, and some, of which the fluke is the most important, are injurious parasites of domestic animals. The trematodes usually have a flattened body covered with a chitinous skin, and are furnished with two or more suckers for adhesion.

Trephining (p. pr. & vb. n.) of Trephine

Tricrotism (n.) That condition of the arterial pulse in which there is a triple beat. The pulse curve obtained in the sphygmographic tracing characteristic of tricrotism shows two secondary crests in addition to the primary.

Triglyphic (a.) Alt. of Triglyphical

Trimorphic (a.) Alt. of Trimorphous

Triphthong (n.) A combination of three vowel sounds in a single syllable, forming a simple or compound sound; also, a union of three vowel characters, representing together a single sound; a trigraph; as, eye, -ieu in adieu, -eau in beau, are examples of triphthongs.

Triphyline (n.) Triphylite.

Triphylite (n.) A mineral of a grayish-green or bluish color, consisting of the phosphates of iron, manganese, and lithia.

Triumphing (p. pr. & vb. n.) of Triumph

Triumplant (v. i.) Rejoicing for victory; triumphing; exultant.

Triumplant (v. i.) Celebrating victory; expressive of joy for success; as, a triumphant song or ode.

Triumplant (v. i.) Of or pertaining to triumph; triumphal.

Triumphing (a.) Having or celebrating a triumph; victorious; triumphant.

Tropaeolin (n.) A name given to any one of a series of orange-red dyestuffs produced artificially from certain complex sulphonic acid derivatives of azo and diazo hydrocarbons of the aromatic series; -- so called because of the general resemblance to the shades of nasturtium (Tropaeolum).

Trophonian (a.) Of or pertaining to Trophonius, his architecture, or his cave and oracle.

Trophosome (n.) The nutritive zooids of a hydroid, collectively, as distinguished from the gonosome, or reproductive zooids.

Tropically (adv.) In a tropical manner; figuratively; metaphorically.

Typhlosole (n.) A fold of the wall which projects into the cavity of the intestine in bivalve mollusks, certain annelids, starfishes, and some other animals.

Typhomania (n.) A low delirium common in typhus fever.

Typhotoxin (n.) A basic substance, C7H17NO2, formed from the growth of the typhoid bacillus on meat pulp. It induces in small animals lethargic conditions with liquid dejecta.

Typography (n.) The act or art of expressing by means of types or symbols; emblematical or hieroglyphic representation.

Typography (n.) The art of printing with types; the use of types to produce impressions on paper, vellum, etc.

Ularburong (n.) A large East Indian nocturnal tree snake (Dipsas dendrophila). It is not venomous.

Ullmannite (n.) A brittle mineral of a steel-gray color and metallic luster, containing antimony, arsenic, sulphur, and nickel.

Uniformism (n.) The doctrine of uniformity in the geological history of the earth; -- in part equivalent to uniformitarianism, but also used, more broadly, as opposed to catastrophism.

Uniphonous (a.) Having but one sound, as the drum.

Upholstery (n.) The articles or goods supplied by upholsterers; the business or work of an upholsterer.

Ustulation (n.) The operation of expelling one substance from another by heat, as sulphur or arsenic from ores, in a muffle.

Vaticinate (v. i. & t.) To prophesy; to foretell; to practice prediction; to utter prophecies.

Vegetality (n.) The quality or state of being vegetal, or exhibiting those physiological phenomena which are common to plants and animals. See Vegetal, a., 2.

Vertebrata (n. pl.) One of the grand divisions of the animal kingdom, comprising all animals that have a backbone composed of bony or cartilaginous vertebrae, together with Amphioxus in which the backbone is represented by a simple undivided notochord. The Vertebrata always have a dorsal, or neural, cavity above the notochord or backbone, and a ventral, or visceral, cavity below it.

Vestibulum (n.) A cavity into which, in certain bryozoans, the esophagus and anus open.

Vibroscope (n.) An instrument resembling the phenakistoscope.

Victorious (a.) Of or pertaining to victory, or a victor' being a victor; bringing or causing a victory; conquering; winning; triumphant; as, a victorious general; victorious troops; a victorious day.

Vincetoxin (n.) A glucoside extracted from the root of the white swallowwort (Vincetoxicum officinale, a plant of the Asclepias family) as a bitter yellow amorphous substance; -- called also asclepiadin, and cynanchin.

Virescence () The act or state of becoming green through the formation of chlorophyll.

Vitriolate (v. t.) To convert into, or change to, a vitriol; to make into sulphuric acid or a sulphate.

Vitriolate (n.) A sulphate.

Vocabulary (n.) A list or collection of words arranged in alphabetical order and explained; a dictionary or lexicon, either of a whole language, a single work or author, a branch of science, or the like; a word-book.

Vocabulist (n.) The writer or maker of a vocabulary; a lexicographer.

Voluptuary (n.) A voluptuous person; one who makes his physical enjoyment his chief care; one addicted to luxury, and the gratification of sensual appetites.

Warrandice (n.) The obligation by which a person, conveying a subject or a right, is bound to uphold that subject or right against every claim, challenge, or burden arising from circumstances prior to the conveyance; warranty.

Waterspout (n.) A remarkable meteorological phenomenon, of the nature of a tornado or whirlwind, usually observed over the sea, but sometimes over the land.

Wattlebird (n.) Any one of several species of honey eaters belonging to Anthochaera and allied genera of the family Meliphagidae. These birds usually have a large and conspicuous wattle of naked skin hanging down below each ear. They are natives of Australia and adjacent islands.

Websterite (n.) A hydrous sulphate of alumina occurring in white reniform masses.

Xiphoidian (a.) Xiphoid.

Xylography (n.) The art of engraving on wood.

Xylography (n.) The art of making prints from the natural grain of wood.

Xylography (n.) A method pf printing in colors upon wood for purposes of house decoration.

Xylophagan (n.) One of a tribe of beetles whose larvae bore or live in wood.

Xylophagan (n.) Any species of Xylophaga.

Xylophagan (n.) Any one of the Xylophagides.

Xylophilan (n.) One of a tribe of beetles (Xylophili) whose larvae live on decayed wood.

Zaphrentis (n.) An extinct genus of cyathophylloid corals common in the Paleozoic formations. It is cup-shaped with numerous septa, and with a deep pit in one side of the cup.

Zoographer (n.) One who describes animals, their forms and habits.

Zoographic (a.) Alt. of Zoographical

Zoomorphic (a.) Of or pertaining to zoomorphism.

Zoophagous (a.) Feeding on animals.

Zoophilist (n.) A lover of animals.

Zoophorous (n.) The part between the architrave and cornice; the frieze; -- so called from the figures of animals carved upon it.

Zoophytoid (a.) Pertaining to, or resembling, a zoophyte.

Zootrophic (a.) Of or pertaining to the nourishment of animals.

Zygosphene (n.) A median process on the front part of the neural arch of the vertebrae of most snakes and some lizards, which fits into a fossa, called the zygantrum, on the back part of the arch in front.

Copyright © 2011 by Mark McCracken, All Rights Reserved.