Words whose 12th letter is I

Apheliotropic (a.) Turning away from the sun; -- said of leaves, etc.

Apheliotropism (n.) The habit of bending from the sunlight; -- said of certain plants.

Archaeolithic (a.) Of or pertaining to the earliest Stone age; -- applied to a prehistoric period preceding the Paleolithic age.

Autocatalysis (n.) Self-catalysis; catalysis of a substance by one of its own products, as of silver oxide by the silver formed by reduction of a small portion of it.

Autosuggestion (n.) Self-suggestion as distinguished from suggestion coming from another, esp. in hypnotism. Autosuggestion is characteristic of certain mental conditions in which expectant belief tends to produce disturbance of function of one or more organs.

Autotoxication (n.) Same as Auto-intoxication.

Categorematic (a.) Capable of being employed by itself as a term; -- said of a word.

Chloroplastid (n.) A granule of chlorophyll; -- also called chloroleucite.

Chondroganoidea (n.) An order of ganoid fishes, including the sturgeons; -- so called on account of their cartilaginous skeleton.

Chromoplastid (n.) A protoplasmic granule of some other color than green; -- also called chromoleucite.

Circumstantial (n.) Something incidental to the main subject, but of less importance; opposed to an essential; -- generally in the plural; as, the circumstantials of religion.

Consubstantiation (n.) The actual, substantial presence of the body of Christ with the bread and wine of the sacrament of the Lord's Supper; impanation; -- opposed to transubstantiation.

Contraposition (n.) A so-called immediate inference which consists in denying the original subject of the contradictory predicate; e.g.: Every S is P; therefore, no Not-P is S.

Correligionist (n.) A co-religion/ist.

Destructionist (n.) One who believes in the final destruction or complete annihilation of the wicked; -- called also annihilationist.

Disciplinarian (n.) A Puritan or Presbyterian; -- because of rigid adherence to religious or church discipline.

Eschscholtzia (n.) A genus of papaveraceous plants, found in California and upon the west coast of North America, some species of which produce beautiful yellow, orange, rose-colored, or white flowers; the California poppy.

Extrabranchial (a.) Outside of the branchial arches; -- said of the cartilages thus placed in some fishes.

Gastromalacia (n.) A softening of the coats of the stomach; -- usually a post-morten change.

Heterogangliate (a.) Having the ganglia of the nervous system unsymmetrically arranged; -- said of certain invertebrate animals.

Heterogenesis (n.) That method of reproduction in which the successive generations differ from each other, the parent organism producing offspring different in habit and structure from itself, the original form, however, reappearing after one or more generations; -- opposed to homogenesis, or gamogenesis.

Heterographic (a.) Employing the same letters to represent different sounds in different words or syllables; -- said of methods of spelling; as, the ordinary English orthography is heterographic.

Heteromorphic (a.) Deviating from the normal, perfect, or mature form; having different forms at different stages of existence, or in different individuals of the same species; -- applied especially to insects in which there is a wide difference of form between the larva and the adult, and to plants having more than one form of flower.

Hexactinellid (a.) Having six-rayed spicules; belonging to the Hexactinellinae.

HexactinelHolometabolic (a.) Having a complete metamorphosis;-said of certain insects, as the butterflies and bees.

Homocategoric (a.) Belonging to the same category of individuality; -- a morphological term applied to organisms so related.

Hyperoxygenized (a.) Combined with a relatively large amount of oxygen; -- said of higher oxides.

Ichthyosauria (n. pl.) An extinct order of marine reptiles, including Ichthyosaurus and allied forms; -- called also Ichthyopterygia. They have not been found later than the Cretaceous period.

Imprescriptible (a.) Not derived from, or dependent on, external authority; self-evidencing; obvious.

Infrabranchial (a.) Below the gills; -- applied to the ventral portion of the pallial chamber in the lamellibranchs.

Infralapsarian (n.) One of that class of Calvinists who consider the decree of election as contemplating the apostasy as past and the elect as being at the time of election in a fallen and guilty state; -- opposed to Supralapsarian. The former considered the election of grace as a remedy for an existing evil; the latter regarded the fall as a part of God's original purpose in regard to men.

Intramercurial (a.) Between the planet Mercury and the sun; -- as, the hypothetical Vulcan is intramercurial.

Intuitionalism (n.) The doctrine that the perception or recognition of primary truth is intuitive, or direct and immediate; -- opposed to sensationalism, and experientialism.

Keramographic (a.) Suitable to be written upon; capable of being written upon, as a slate; -- said especially of a certain kind of globe.

Kinetogenesis (n.) An instrument for producing curves by the combination of circular movements; -- called also kinescope.

Lamellicornia (n. pl.) A group of lamellicorn, plant-eating beetles; -- called also Lamellicornes.

Lymphadenitis (n.) Inflammation of the lymphatic glands; -- called also lymphitis.

Maxilloturbinal (n.) The maxillo-turbinal, or inferior turbinate, bone.

Monosaccharide () Alt. of -rid

Multiplication (n.) The process of repeating, or adding to itself, any given number or quantity a certain number of times; commonly, the process of ascertaining by a briefer computation the result of such repeated additions; also, the rule by which the operation is performed; -- the reverse of division.

Multiplication (n.) The art of increasing gold or silver by magic, -- attributed formerly to the alchemists.

Nucleoplasmic (a.) Of or pertaining to nucleoplasm; -- esp. applied to a body formed in the developing ovum from the plasma of the nucleus of the germinal vesicle.

Organogenesis (n.) The germ history of the organs and systems of organs, -- a branch of morphogeny.

Ornithosauria (n. pl.) An order of extinct flying reptiles; -- called also Pterosauria.

Photobacterium (n.) A genus including certain comma-shaped marine bacteria which emit bluish or greenish phosphorescence. Also, any microorganism of this group.

Philanthropinism (n.) A system of education on so-called natural principles, attempted in Germany in the last century by Basedow, of Dessau.

Platinocyanic (a.) Pertaining to, derived from, or designating, an acid compound of platinous cyanide and hydrocyanic acid. It is obtained as a cinnaber-red crystalPlectognathic (a.) Alt. of Plec-tognathous

Podophthalmia (n. pl.) The stalk-eyed Crustacea, -- an order of Crustacea having the eyes supported on movable stalks. It includes the crabs, lobsters, and prawns. Called also Podophthalmata, and Decapoda.

Polymorphosis (n.) The assumption of several structural forms without a corresponding difference in function; -- said of sponges, etc.

Potamospongiae (n. pl.) The fresh-water sponges. See Spongilla.

Predisposition (n.) The act of predisposing, or the state of being predisposed; previous inclination, tendency, or propensity; predilection; -- applied to the mind; as, a predisposition to anger.

Predisposition (n.) Previous fitness or adaptation to any change, impression, or purpose; susceptibility; -- applied to material things; as, the predisposition of the body to disease.

Progressionist (n.) One who maintains the doctrine of progression in organic forms; -- opposed to uniformitarian.

Psychanalysis (n.) A method or process of psychotherapeutic analysis based on the work of Dr. Sigmund Freud (1856- --) of Vienna. The method rests upon the theory that hysteria is characteristically due to repression of desires consciously rejected but subconsciously persistent; it consists in a close analysis of the patient's mental history, stress being laid upon the dream life, and of treatment by means of suggestion.

Pulmobranchiate (a. & n.) Same as Pulmonibranchiata, -ate.

Quicksilvering (n.) The mercury and foil on the back of a looking-glass.

Recompensation (n.) Used to denote a case where a set-off pleaded by the defendant is met by a set-off pleaded by the plaintiff.

Rectangularity (n.) The quality or condition of being rectangular, or right-angled.

Redintegration (n.) The law that objects which have been previously combined as part of a single mental state tend to recall or suggest one another; -- adopted by many philosophers to explain the phenomena of the association of ideas.

Representative (a.) Similar in general appearance, structure, and habits, but living in different regions; -- said of certain species and varieties.

Sensationalism (n.) The doctrine held by Condillac, and by some ascribed to Locke, that our ideas originate solely in sensation, and consist of sensations transformed; sensualism; -- opposed to intuitionalism, and rationalism.

Sesquisulphide (n.) A sulphide, analogous to a sesquioxide, containing three atoms of sulphur to two of the other ingredient; -- formerly called also sesquisulphuret; as, orpiment, As2S3 is arsenic sesquisulphide.

Stratigraphic (a.) Alt. of -ical

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.

Sulphostannic (a.) Of, pertaining to, or designating, a sulphacid of tin (more exactly called metasulphostannic acid), which is obtained as a dark brown amorphous substance, H/SnS/, forming a well-known series of salts.

Suprabranchial (a.) Situated above the branchiae; -- applied especially to the upper division of the gill cavity of bivalve mollusks.

Tripinnatifid (a.) Thrice pinnately cleft; -- said of a pinnatifid leaf when its segments are pinnatifid, and the subdivisions of these also are pinnatifid.

Trisplanchnic (a.) Of or pertaining to the three great splanchnic cavities, namely, that of the head, the chest, and the abdomen; -- applied to the sympathetic nervous system.

Ultramontanism (n.) The principles of those within the Roman Catholic Church who maintain extreme views favoring the pope's supremacy; -- so used by those living north of the Alps in reference to the Italians; -- rarely used in an opposite sense, as referring to the views of those living north of the Alps and opposed to the papal claims. Cf. Gallicanism.

Undifferentiated (a.) Not differentiated; specifically (Biol.), homogenous, or nearly so; -- said especially of young or embryonic tissues which have not yet undergone differentiation (see Differentiation, 3), that is, which show no visible separation into their different structural parts.

Xanthoprotein (n.) A yellow acid substance formed by the action of hot nitric acid on albuminous or proteid matter. It is changed to a deep orange-yellow color by the addition of ammonia.

Xenopterygii (n. pl.) A suborder of fishes including Gobiesox and allied genera. These fishes have soft-rayed fins, and a ventral sucker supported in front by the pectoral fins. They are destitute of scales.

Xerophthalmia (n.) An abnormal dryness of the eyeball produced usually by long-continued inflammation and subsequent atrophy of the conjunctiva.

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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