Words whose 11th letter is A

Acetonaemia (n.) Alt. of -nemia

Acroamatical (a.) Communicated orally; oral; -- applied to the esoteric teachings of Aristotle, those intended for his genuine disciples, in distinction from his exoteric doctrines, which were adapted to outsiders or the public generally. Hence: Abstruse; profound.

Amygdaloidal (a.) Almond-shaped.

Anaglyphical (a.) Pertaining to the art of chasing or embossing in relief; anaglyptic; -- opposed to diaglyptic or sunk work.

Antiperistaltic (a.) Opposed to, or checking motion; acting upward; -- applied to an inverted action of the intestinal tube.

Appendicularia (n.) A genus of small free-swimming Tunicata, shaped somewhat like a tadpole, and remarkable for resemblances to the larvae of other Tunicata. It is the type of the order Copelata or Larvalia. See Illustration in Appendix.

Aristotelian (a.) Of or pertaining to Aristotle, the famous Greek philosopher (384-322 b. c.).

Arterialization (n.) The process of converting venous blood into arterial blood during its passage through the lungs, oxygen being absorbed and carbonic acid evolved; -- called also aeration and hematosis.

Ascidioidea (n. pl.) A group of Tunicata, often shaped like a two-necked bottle. The group includes, social, and compound species. The gill is a netlike structure within the oral aperture. The integument is usually leathery in texture. See Illustration in Appendix.

Autofecundation (n.) Self-impregnation.

Barracouata (n.) A large edible fresh-water fish of Australia and New Zealand (Thyrsites atun).

Brachycephalous (a.) Having the skull short in proportion to its breadth; shortheaded; -- in distinction from dolichocephalic.

Brevirostrate (a.) Short-billed; having a short beak.

Castile soap () A kind of fine, hard, white or mottled soap, made with olive oil and soda; also, a soap made in imitation of the above-described soap.

Centrolineal (a.) Converging to a center; -- applied to lines drawn so as to meet in a point or center.

Cinematograph (n.) A machine, combining magic lantern and kinetoscope features, for projecting on a screen a series of pictures, moved rapidly (25 to 50 a second) and intermittently before an objective lens, and producing by persistence of vision the illusion of continuous motion; a moving-picture machine; also, any of several other machines or devices producing moving pictorial effects. Other common names for the cinematograph are animatograph, biograph, bioscope, electrograph, electroscope, > Consistorian (a.) Pertaining to a Presbyterian consistory; -- a contemptuous term of 17th century controversy.

Demisemiquaver (n.) A short note, equal in time to the half of a semiquaver, or the thirty-second part of a whole note.

Dentirostral (a.) Having a toothed bill; -- applied to a group of passerine birds, having the bill notched, and feeding chiefly on insects, as the shrikes and vireos. See Illust. (N) under Beak.

Derotremata (n. pl.) The tribe of aquatic Amphibia which includes Amphiuma, Menopoma, etc. They have permanent gill openings, but no external gills; -- called also Cryptobranchiata.

Disassimilation (n.) The decomposition of complex substances, within the organism, into simpler ones suitable only for excretion, with evolution of energy, -- a normal nutritional process the reverse of assimilation; downward metabolism.

Doublethreaded (a.) Having two screw threads instead of one; -- said of a screw in which the pitch is equal to twice the distance between the centers of adjacent threads.

Encrinoidea (n. pl.) That order of the Crinoidea which includes most of the living and many fossil forms, having jointed arms around the margin of the oral disk; -- also called Brachiata and Articulata. See Illusts. under Comatula and Crinoidea.

Entomophaga (n. pl.) A group of edentates, including the ant-eaters.

Epithelioma (n.) A malignant growth containing epithelial cells; -- called also epithelial cancer.

Euplectella (n.) A genus of elegant, glassy sponges, consisting of interwoven siliceous fibers, and growing in the form of a cornucopia; -- called also Venus's flower-basket.

Experientialism (n.) The doctrine that experience, either that ourselves or of others, is the test or criterion of general knowledge; -- opposed to intuitionists.

Extraaxillary (a.) Growing outside of the axils; as, an extra-axillary bud.

Fritillaria (n.) A genus of liliaceous plants, of which the crown-imperial (Fritillaria imperialis) is one species, and the Guinea-hen flower (F. Meleagris) another. See Crown-imperial.

Genitocrural (a.) Pertaining to the genital organs and the thigh; -- applied especially to one of the lumbar nerves.

Geocentrical (a.) Having reference to the earth as center; in relation to or seen from the earth, -- usually opposed to heliocentric, as seen from the sun; as, the geocentric longitude or latitude of a planet.

Geosynclinal (n.) the downward bend or subsidence of the earth's crust, which allows of the gradual accumulation of sediment, and hence forms the first step in the making of a mountain range; -- opposed to geanticlinal.

Haematocrya (n. pl.) The cold-blooded vertebrates. Same as Hematocrya.

Haematocryal (a.) Cold-blooded.

Hippocrepian (n.) One of an order of fresh-water Bryozoa, in which the tentacles are on a lophophore, shaped like a horseshoe. See Phylactolaema.

Histrionical (a.) Of or relating to the stage or a stageplayer; befitting a theatre; theatrical; -- sometimes in a bad sense.

Homogangliate (a.) Having the ganglia of the nervous system symmetrically arranged, as in certain invertebrates; -- opposed to heterogangliate.

Hydromedusa (n.) Any medusa or jellyfish which is produced by budding from a hydroid. They are called also Craspedota, and naked-eyed medusae.

Hydrothermal (a.) Of or pertaining to hot water; -- used esp. with reference to the action of heated waters in dissolving, redepositing, and otherwise producing mineral changes within the crust of the globe.

Hyposkeletal (a.) Beneath the endoskeleton; hypaxial; as, the hyposkeletal muscles; -- opposed to episkeletal.

Idiopathical (a.) Pertaining to idiopathy; characterizing a disease arising primarily, and not in consequence of some other disease or injury; -- opposed to symptomatic, sympathetic, and traumatic.

Inappropriate (a.) Not instrument (to); not appropriate; unbecoming; unsuitable; not specially fitted; -- followed by to or for.

Insectivora (n. pl.) A division of the Cheiroptera, including the common or insect-eating bats.

Internuncial (a.) Communicating or transmitting impressions between different parts of the body; -- said of the nervous system.

Interosculant (a.) Uniting two groups; -- said of certain genera which connect family groups, or of species that connect genera. See Osculant.

Intersternal (a.) Between the sternal; -- said of certain membranes or parts of insects and crustaceans.

Irrotational (a.) Not rotatory; passing from one point to another by a movement other than rotation; -- said of the movement of parts of a liquid or yielding mass.

Jeffersonia (n.) An American herb with a pretty, white, solitary blossom, and deeply two-cleft leaves (Jeffersonia diphylla); twinleaf.

Karyoplasma (n.) The protoplasmic substance of the nucleus of a cell: nucleoplasm; -- in opposition to kytoplasma, the protoplasm of the cell.

lucernarida (n. pl.) A division of acalephs, including Lucernaria and allied genera; -- called also Calycozoa.

Lyencephala (n. pl.) A group of Mammalia, including the marsupials and monotremes; -- so called because the corpus callosum is rudimentary.

Malashaganay (n.) The fresh-water drumfish (Haploidonotus grunniens).

Marginicidal (a.) Dehiscent by the separation of united carpels; -- said of fruits.

Melancholia (n.) A kind of mental unsoundness characterized by extreme depression of spirits, ill-grounded fears, delusions, and brooding over one particular subject or train of ideas.

Megascopical (a.) Enlarged or magnified; -- said of images or of photographic pictures, etc.

Megascopical (a.) Large enough to be seen; -- said of the larger structural features and components of rocks which do not require the use of the microscope to be perceived. Opposed to microscopic.

Multicarinate (a.) Many-keeled.

Multilateral (a.) Having many sides; many-sided.

Myelencephalic (a.) Of or pertaining to the myelencephalon; cerebro-spinal.

Myelencephalon (n.) The brain and spinal cord; the cerebro-spinal axis; the neuron. Sometimes abbreviated to myelencephal.

Myzostomata (n. pl.) An order of curious parasitic worms found on crinoids. The body is short and disklike, with four pairs of suckers and five pairs of hook-bearing parapodia on the under side.

Odontostomatous (a.) Having toothlike mandibles; -- applied to certain insects.

Ophiuroidea (n. pl.) A class of star-shaped echinoderms having a disklike body, with slender, articulated arms, which are not grooved beneath and are often very fragile; -- called also Ophiuroida and Ophiuridea. See Illust. under Brittle star.

Pachyglossal (a.) Having a thick tongue; -- applied to a group of lizards (Pachyglossae), including the iguanas and agamas.

Paranaphthalene (n.) Anthracene; -- called also paranaphthaline.

Paroccipital (a.) Situated near or beside the occipital condyle or the occipital bone; paramastoid; -- applied especially to a process of the skull in some animals.

Parumbilical (a.) Near the umbilicus; -- applied especially to one or more small veins which, in man, connect the portal vein with the epigastric veins in the front wall of the abdomen.

Pestalozzian (a.) Belonging to, or characteristic of, a system of elementary education which combined manual training with other instruction, advocated and practiced by Jean Henri Pestalozzi (1746-1827), a Swiss teacher.

Phainopepla (n.) A small crested passerine bird (Phainopepla nitens), native of Mexico and the Southern United States. The adult male is of a uniform glossy blue-black; the female is brownish. Called also black flycatcher.

Pharyngobranchial (a.) Of or pertaining to the pharynx and the branchiae; -- applied especially to the dorsal elements in the branchial arches of fishes. See Pharyngeal.

Phlogisticate (v. t.) To combine phlogiston with; -- usually in the form and sense of the p. p. or the adj.; as, highly phlogisticated substances.

Planipennia (n. pl.) A suborder of Neuroptera, including those that have broad, flat wings, as the ant-lion, lacewing, etc. Called also Planipennes.

Platycoelian (a.) Flat at the anterior and concave at the posterior end; -- said of the centra of the vertebrae of some extinct dinouaurs.

Pneumatograph (n.) An instrument for recording the movements of the thorax or chest wall during respiration; -- also called stethograph.

Pneumothorax (n.) A condition in which air or other gas is present in the cavity of the chest; -- called also pneumatothorax.

Politzerization (n.) The act of inflating the middle ear by blowing air up the nose during the act of swallowing; -- so called from Prof. Politzer of Vienna, who first practiced it.

Polyautography (n.) The act or practice of multiplying copies of one's own handwriting, or of manuscripts, by printing from stone, -- a species of lithography.

Postprandial (a.) Happening, or done, after dinner; after-dinner; as, postprandial speeches.

Prebronchial (a.) Situated in front of the bronchus; -- applied especially to an air sac on either side of the esophagus of birds.

Procrastinate (v. t.) To put off till to-morrow, or from day to day; to defer; to postpone; to delay; as, to procrastinate repentance.

Professional (a.) Engaged in by professionals; as, a professional race; -- opposed to amateur.

Professionalism (n.) The following of a profession, sport, etc., as an occupation; -- opposed to amateurism.

Protoplasta (n. pl.) A division of fresh-water rhizopods including those that have a soft body and delicate branched pseudopodia. The genus Gromia is one of the best-known.

Pterosauria (n. pl.) An extinct order of flying reptiles of the Mesozoic age; the pterodactyls; -- called also Pterodactyli, and Ornithosauria.

Pycnogonida (n. pl.) A class of marine arthropods in which the body is small and thin, and the eight legs usually very long; -- called also Pantopoda.

Quadrifoliate (a.) Four-leaved; having the leaves in whorls of four.

Quadripennate (a.) Having four wings; -- said of insects.

Quadrisyllabic () Alt. of Quadri-syllabical

Quinquelobared (a.) Cut less than halfway into portions, usually somewhat rounded; five-lobed; as, a quinquelobate leaf or corolla.

Reconcentrado (n.) Lit., one who has been reconcentrated; specif., in Cuba, the Philippines, etc., during the revolution of 1895-98, one of the rural noncombatants who were concentrated by the military authorities in areas surrounding the fortified towns, and later were reconcentrated in the smaller limits of the towns themselves.

Reconcentration (n.) The act of reconcentrating or the state of being reconcentrated; esp., the act or policy of concentrating the rural population in or about towns and villages for convenience in political or military administration, as in Cuba during the revolution of 1895-98.

Saccholactate (n.) A salt of saccholactic acid; -- formerly called also saccholate.

Salutatorian (n.) The student who pronounces the salutatory oration at the annual Commencement or like exercises of a college, -- an honor commonly assigned to that member of the graduating class who ranks second in scholarship.

Scaphocephaly (n.) A deformed condition of the skull, in which the vault is narrow, elongated, and more or less boat-shaped.

Scepterellate (a.) Having a straight shaft with whorls of spines; -- said of certain sponge spicules. See Illust. under Spicule.

Scutelliplantar (a.) Having broad scutella on the front, and small scales on the posterior side, of the tarsus; -- said of certain birds.

Semidemiquaver (n.) A demisemiquaver; a thirty-second note.

Sesquiplicate (a.) Subduplicate of the triplicate; -- a term applied to ratios; thus, a and a' are in the sesquiplicate ratio of b and b', when a is to a' as the square root of the cube of b is to the square root of the cube of b', or a:a'::?b3:?b'3.

Southcottian (n.) A follower of Joanna Southcott (1750-1814), an Englishwoman who, professing to have received a miraculous calling, preached and prophesied, and committed many impious absurdities.

Stilpnomelane (n.) A black or greenish black mineral occurring in foliated flates, also in velvety bronze-colored incrustations. It is a hydrous silicate of iron and alumina.

Studding sail () A light sail set at the side of a principal or square sail of a vessel in free winds, to increase her speed. Its head is bent to a small spar which is called the studding-sail boom. See Illust. of Sail.

Subtrihedral (a.) Approaching the form of a three-sided pyramid; as, the subtrihedral crown of a tooth.

Subtriplicate (a.) Expressed by the cube root; -- said especially of ratios.

Subumbrella (n.) The integument of the under surface of the bell, or disk-shaped body, of a jellyfish.

Sulphocyanate (n.) A salt of sulphocyanic acid; -- also called thiocyanate, and formerly inaccurately sulphocyanide.

Superdominant (n.) The sixth tone of the scale; that next above the dominant; -- called also submediant.

Supernacular (a.) Like supernaculum; first-rate; as, a supernacular wine.

Supernaturalism (n.) The doctrine of a divine and supernatural agency in the production of the miracles and revelations recorded in the Bible, and in the grace which renews and sanctifies men, -- in opposition to the doctrine which denies the agency of any other than physical or natural causes in the case.

Tachyglossa (n. pl.) A division of monotremes which comprises the spiny ant-eaters of Australia and New Guinea. See Illust. under Echidna.

Tautegorical (a.) Expressing the same thing with different words; -- opposed to allegorical.

Telescopical (a.) Able to discern objects at a distance; farseeing; far-reaching; as, a telescopic eye; telescopic vision.

Tenuirostral (a.) Thin-billed; -- applied to birds with a slender bill, as the humming birds.

Thermetograph (n.) A self-registering thermometer, especially one that registers the maximum and minimum during long periods.

Thermosystaltic (a.) Influenced in its contraction by heat or cold; -- said of a muscle.

Thallophyta (n. pl.) A phylum of plants of very diverse habit and structure, including the algae, fungi, and lichens. The simpler forms, as many blue-green algae, yeasts, etc., are unicellular and reproduce vegetatively or by means of asexual spores; in the higher forms the plant body is a thallus, which may be filamentous or may consist of plates of cells; it is commonly undifferentiated into stem, leaves, and roots, and shows no distinct tissue systems; the fronds of many algae, however, are> Trachelobranchiate (a.) Having the gills situated upon the neck; -- said of certain mollusks.

Trachystomata (n. pl.) An order of tailed aquatic amphibians, including Siren and Pseudobranchus. They have anterior legs only, are eel-like in form, and have no teeth except a small patch on the palate. The external gills are persistent through life.

Triplicostate (a.) Three-ribbed.

Tubulidentate (a.) Having teeth traversed by canals; -- said of certain edentates.

Tulipomania (n.) A violent passion for the acquisition or cultivation of tulips; -- a word said by Beckman to have been coined by Menage.

Waterlandian (n.) One of a body of Dutch Anabaptists who separated from the Mennonites in the sixteenth century; -- so called from a district in North Holland denominated Waterland.

Xylopyrography (n.) The art or practice of burning pictures on wood with a hot iron; -- called also poker painting. See Poker picture, under Poker.

About the author

Mark McCracken Author: Mark McCracken is a corporate trainer and author living in Higashi Osaka, Japan. He is the author of thousands of online articles as well as the Business English textbook, "25 Business Skills in English".

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