Idalian
I•da´li•an, a. Of or pertaining to Idalium, a mountain city in Cyprus, or to Venus, to whom it was sacred. "Idalian Aphrodite." Tennyson.

Ide, n. (Zoöl.) Same as Id.

Idealism
I•de´al•ism, n. [Cf. F. idealisme.]
1. The quality or state of being ideal.
2. Conception of the ideal; imagery.
3. (Philos.) The system or theory that denies the existence of material bodies, and teaches that we have no rational grounds to believe in the reality of anything but ideas and their relations.

Idealism
I•de´al•ism, n. The practice or habit of giving or attributing ideal form or character to things; treatment of things in art or literature according to ideal standards or patterns; — opposed to realism. { I•den´tic, I•den´tic•al }, a. In diplomacy (esp. in the form identic), precisely agreeing in sentiment or opinion and form or manner of expression; — applied to concerted action or language which is used by two or more governments in treating with another government.

Idealist
I•de´al•ist, n. [Cf. F. idealiste.]
1. One who idealizes; one who forms picturesque fancies; one given to romantic expectations.
2. One who holds the doctrine of idealism.

Idealistic
I•de•al•is´tic, a. Of or pertaining to idealists or their theories.

Ideality
I•de•al´i•ty, n. ; pl. Idealities .
1. The quality or state of being ideal.
2. The capacity to form ideals of beauty or perfection.
3. (Phren.) The conceptive faculty.

Idealization
I•de•al•i•za´tion, n.
1. The act or process of idealizing.
2. (Fine Arts) The representation of natural objects, scenes, etc., in such a way as to show their most important characteristics; the study of the ideal.

Idealize
I•de´al•ize, v. t. [ imp. & p. p. Idealized p. pr. & vb. n. Idealizing ]
1. To make ideal; to give an ideal form or value to; to attribute ideal characteristics and excellences to; as to idealize real life.
2. (Fine Arts) To treat in an ideal manner. See Idealization, 2.

Idealize
I•de´al•ize, v. i. [Cf. F. idealiser.] To form ideals.

Idealizer
I•de´al•i•zer, n. An idealist.

Ideally
I•de´al•ly, adv. In an ideal manner; by means of ideals; mentally.

Idealogic
I•de•a•log´ic, a. Of or pertaining to an idealogue, or to idealization.

Idealogue
I•de´a•logue, n. [ Idea + -logue, as in theo logue: cf. F. ideologue.] One given to fanciful ideas or theories; a theorist; a spectator. [R.] Mrs. Browning. { I•de´at, I•de´ate } n. [LL. ideatum. See Idea.] (Metaph.) The actual existence supposed to correspond with an idea; the correlate in real existence to the idea as a thought or existence.

Ideation
I•de•a´tion, n. The faculty or capacity of the mind for forming ideas; the exercise of this capacity; the act of the mind by which objects of sense are apprehended and retained as objects of thought.
"The whole mass of residua which have been accumulated … all enter now into the process of ideation." J. D. Morell.

Ideational
I•de•a´tion•al, a. Pertaining to, or characterized by, ideation.
"Certain sensational or ideational stimuli." Blackw. Mag.

Idem
I´dem, pron. or adj. [L.] The same; the same as above; — often abbreviated id.

Identic
I•den´tic, a. Identical. [Obs.] Hudibras.

Identical
I•den´tic•al, a. [Cf. F. identique. See Identity.]
1. The same; the selfsame; the very same; not different; as the identical person or thing.
"I can not remember a thing that happened a year ago, without a conviction … that I, the same identical person who now remember that event, did then exist." Reid.
2. Uttering sameness or the same truth; expressing in the predicate what is given, or obviously implied, in the subject; tautological.
"When you say body is solid, I say that you make an identical proposition, because it is impossible to have the idea of body without that of solidity." Fleming. Identical equation (Alg.), an equation which is true for all values of the algebraic symbols which enter into it.

Identicalness
I•den´tic•al•ness, n. The quality or state of being identical; sameness.

Identifiable
I•den´ti•fi•a•ble, a. Capable of being identified.

Identification
I•den•ti•fi•ca´tion, n. [Cf. F. identification.] The act of identifying, or proving to be the same; also the state of being identified.

Identify
I•den´ti•fy, v. t. [ imp. & p. p. Identified p. pr. & vb. n. Identifying ] [Cf. F. identifier. See Identity, and -fy.]
1. To make to be the same; to unite or combine in such a manner as to make one; to treat as being one or having the same purpose or effect; to consider as the same in any relation.
"Every precaution is taken to identify the interests of the people and of the rulers." D. Ramsay.
"Let us identify, let us incorporate ourselves with the people." Burke.
2. To establish the identity of; to prove to be the same with something described, claimed, or asserted; as to identify stolen property.

Identify
I•den´ti•fy, v. i. To become the same; to coalesce in interest, purpose, use, effect, etc. [Obs. or R.]
"An enlightened self-interest, which, when well understood, they tell us will identify with an interest more enlarged and public." Burke.

Identism
I•den´tism, n. [See Identity.] (Metaph.) The doctrine taught by Schelling, that matter and mind, and subject and object, are identical in the Absolute; — called also the system or doctrine of identity.

Ideogenical
I•de•o•gen´ic•al, a. Of or relating to ideology.

Ideogeny
I•de•og´e•ny, n. [ Ideo- + -geny, from the same root as Gr., birth: cf. F. ideogenie.] The science which treats of the origin of ideas.

Ideogram
I•de´o•gram, n. [ Ideo- + -gram; cf. F. ideograme.]
1. An original, pictorial element of writing; a kind of hieroglyph expressing no sound, but only an idea.
"Ideograms may be defined to be pictures intended to represent either things or thoughts." I. Taylor (The Alphabet).
"You might even have a history without language written or spoken, by means of ideograms and gesture." J. Peile.
2. A symbol used for convenience, or for abbreviation; as 1, 2, 3, +, -,, $,, etc.
3. A phonetic symbol; a letter.

Ideograph
I•de´o•graph, n. Same as Ideogram. { I•de•o•graph´ic, I•de•o•graph´ic•al } a. [Cf. F. ideographique.] Of or pertaining to an ideogram; representing ideas by symbols, independently of sounds; as 9 represents not the word "nine," but the idea of the number itself. — I•de•o•graph´ic•al•ly, adv.

Ideography
I•de•og´ra•phy, n. The representation of ideas independently of sounds, or in an ideographic manner, as sometimes is done in shorthand writing, etc.

Ideological
I•de•o•log´ic•al, a. [Cf. F. ideologique.] Of or pertaining to ideology.

Ideologist
I•de•ol´o•gist, n. One who treats of ideas; one who theorizes or idealizes; one versed in the science of ideas or who advocates the doctrines of ideology.

Ideology
I•de•ol´o•gy, n. [ Ideo- + -logy: cf. F. ideologie.]
1. The science of ideas. Stewart.
2. (Metaph.) A theory of the origin of ideas which derives them exclusively from sensation. By a double blunder in philosophy and Greek, ideologie … has in France become the name peculiarly distinctive of that philosophy of mind which exclusively derives our knowledge from sensation. Sir W. Hamilton.

Ideo-motion
I•de•o-mo´tion, n. (Physiol.) An ideo-motor movement.

Ideo-motor
I•de•o-mo´tor, a. [ Ideo- + motor.] (Physiol.) Applied to those actions, or muscular movements, which are automatic expressions of dominant ideas rather than the result of distinct volitional efforts, as the act of expressing the thoughts in speech, or in writing, while the mind is occupied in the composition of the sentence. Carpenter.

Ides (idz), n. pl. [L. idus: cf. F. ides.] (Anc. Rom. Calendar) The fifteenth day of March, May, July, and October, and the thirteenth day of the other months.
"The ides of March remember." Shak. Eight days in each month often pass by this name, but only one strictly receives it, the others being called respectively the day before the ides, and so on, backward, to the eighth from the ides.

Idio-
Id´i•o- (id"i•o-). A combining form from the Greek ’i•dios, meaning private, personal, peculiar, distinct.

Idioblast
Id´i•o•blast (id"i•o•blast), n. [ Ideo- + -blast.] (Bot.) An individual cell, differing greatly from its neighbours in regard to size, structure, or contents.

Idiocrasis
Id•i•o•cra´sis, n. [NL.] Idiocracy.

Idiocrasy
Id•i•oc´ra•sy, n. ; pl. Idiocrasies (#). [ Idio- + Gr. kra^sis a mixture, fr. to mix: cf. F. idiocrasie.] Peculiarity of constitution; that temperament, or state of constitution, which is peculiar to a person; idiosyncrasy. { Id•i•o•crat´ic, Id•i•o•crat´ic•al } a. Peculiar in constitution or temperament; idiosyncratic.

Idiocy
Id´i•o•cy (id"i•o•sy), n. [From idiot; cf. Gr. uncouthness, want of education, fr. . See Idiot, and cf. Idiotcy.] The condition or quality of being an idiot; absence, or marked deficiency, of sense and intelligence.
"I will undertake to convict a man of idiocy, if he can not see the proof that three angles of a triangle are equal to two right angles." F. W. Robertson.

Idiograph
Id´i•o•graph (id"i•o•graf), n. [Gr. autographic; ’i•dios one’s own + gra•fein to write.] A mark or signature peculiar to an individual; a trade-mark. { Id•i•o•graph´ic (id•i•o•graf"ik), Id•i•o•graph´ic•al } a. Of or pertaining to an idiograph.

Idiolatry
Id•i•ol´a•try, n. [ Idio- + Gr. to worship.] Self-worship; excessive self- esteem.

Idiom
Id´i•om (id"i•um), n. [F. idiome, L. idioma, fr. Gr. ’idi•wma, fr. ’idioy^n to make a person’s own, to make proper or peculiar; fr. ’i•dios one’s own, proper, peculiar; prob. akin to the reflexive pronoun o"y^, o’i^, ’e•, and to "eo•s, ’o•s, one’s own, L. suus, and to E. so.]
1. The syntactical or structural form peculiar to any language; the genius or cast of a language.
"Idiom may be employed loosely and figuratively as a synonym of language or dialect, but in its proper sense it signifies the totality of the general rules of construction which characterize the syntax of a particular language and distinguish it from other tongues." G. P. Marsh.
"By idiom is meant the use of words which is peculiar to a particular language." J. H. Newman.
"He followed their language [the Latin], but did not comply with the idiom of ours." Dryden.
2. An expression conforming or appropriate to the peculiar structural form of a language; in extend use, an expression sanctioned by usage, having a sense peculiar to itself and not agreeing with the logical sense of its structural form; also the phrase forms peculiar to a particular author.
"Some that with care true eloquence shall teach, And to just idioms fix our doubtful speech." Prior.
"Sometimes we identify the words with the object — though by courtesy of idiom rather than in strict propriety of language." Coleridge.
"Every good writer has much idiom." Landor.
"It is not by means of rules that such idioms as the following are made current: "I can make nothing of it." "He treats his subject home." Dryden. "It is that within us that makes for righteousness." M. Arnold." Gostwick (Eng. Gram.)
3. Dialect; a variant form of a language.
Syn. — Dialect. — Idiom, Dialect. The idioms of a language belong to its very structure; its dialects are varieties of expression ingrafted upon it in different localities or by different professions. Each county of England has some peculiarities of dialect, and so have most of the professions, while the great idioms of the language are everywhere the same. See Language. { Id•i•o•mat´ic, Id•i•o•mat´ic•al } a. [Gr. ’idiwmatiko•s.] Of or pertaining to, or conforming to, the mode of expression peculiar to a language; as an idiomatic meaning; an idiomatic phrase. — Id•i•o•mat´ic•al•ly, adv.

Idiomorphous
Id•i•o•morph´ous, a. [Gr. ’idio•morfos of peculiar form; ’i•dios peculiar + form.]
1. Having a form of its own.
2. (Crystallog.) Apperaing in distinct crystals; — said of the mineral constituents of a rock.

Idiomuscular
Id•i•o•mus´cu•lar, a. [ Idio- + muscular.] (Physiol.) Applied to a semipermanent contraction of a muscle, produced by a mechanical irritant.

Idiopathetic
Id•i•o•pa•thet´ic, a. Idiopathic. [R.] { Id•i•o•path´ic, Id•i•o•path´ic•al } a. [Cf. F. idiopathique.] (Med.) Pertaining to idiopathy; characterizing a disease arising primarily, and not in consequence of some other disease or injury; — opposed to symptomatic, sympathetic, and traumatic. — Id•i•o•path´ic•al•ly, adv.

Idiopathy
Id•i•op´a•thy, n. ; pl. Idiopathies (#). [Gr. ; ’i•dios proper, peculiar +,, to suffer: cf. F. idiopathie.]
1. A peculiar, or individual, characteristic or affection.
"All men are so full of their own fancies and idiopathies, that they scarce have the civility to interchange any words with a stranger." Dr. H. More.
2. (Med.) A morbid state or condition not preceded or occasioned by any other disease; a primary disease.

Idiophanous
Id•i•oph´a•nous, a. [ Idio- + to appear.] (Crystallog.) Exhibiting interference figures without the aid of a polariscope, as certain crystals.

Idioplasm
Id´i•o•plasm, n. (Biol.) Same as Idioplasma.

Idiosyncrasy
Id•i•o•syn´cra•sy, n. ; pl. Idiosyncrasies (#). [Gr. ; ’i•dios proper, peculiar + a mixing together, fr. to mix together; with + to mix: cf. F. idiosyncrasie. See Idiom, and Crasis.] A peculiarity of physical or mental constitution or temperament; a characteristic belonging to, and distinguishing, an individual; characteristic susceptibility; idiocrasy; eccentricity.
"The individual mind … takes its tone from the idiosyncrasies of the body." I. Taylor. { Id•i•o•syn•crat´ic, Id•i•o•syn•crat´ic•al } a. Of peculiar temper or disposition; belonging to one’s peculiar and individual character.

Idiothermic
Id•i•o•ther´mic, a. [ Idio- + thermic.] Self-heating; warmed, as the body of animal, by process going on within itself. { Id•i•ot´ic, Id•i•ot´ic•al } a. [L. idioticus ignorant, Gr. : cf. F. idiotique. See Idiot.]
1. Common; simple. [Obs.] Blackwall.
2. Pertaining to, or like, an idiot; characterized by idiocy; foolish; fatuous; as an idiotic person, speech, laugh, or action.

Idioticon
Id•i•ot´i•con, n. [NL., fr. Gr. belonging to a private man, private. See Idiot.] A dictionary of a peculiar dialect, or of the words and phrases peculiar to one part of a country; a glossary.

Idiotism
Id´i•ot•ism, n. [F. idiotisme, L. idiotismus the way of fashion of a private person, the common or vulgar manner of speaking, Gr., fr. to put into or use common language, fr. . See Idiot.]
1. An idiom; a form, mode of expression, or signification, peculiar to a language.
"Scholars sometimes give terminations and idiotisms, suitable to their native language, unto words newly invented." M. Hale.
2. Lack of knowledge or mental capacity; idiocy; foolishness.
"Worse than mere ignorance or idiotism." Shaftesbury.
"The running that adventure is the greatist idiotism." Hammond.

Idiotry
Id´i•ot•ry, n. Idiocy. [R.] Bp. Warburton.

Idle
I´dle, a. [ Compar. Idler superl. Idlest.] [OE. idel, AS. idel vain, empty, useless; akin to OS. idal, D. ijdel, OHG. ital vain, empty, mere, G. eitel, Dan. & Sw. idel mere, pure, and prob. to Gr. clear, pure, to burn. Cf. Ether.]
1. Of no account; useless; vain; trifling; unprofitable; thoughtless; silly; barren. "Deserts idle." Shak.
"Every idle word that men shall speak, they shall give account thereof in the day of judgment." Matt. xii. 36.
"Down their idle weapons dropped." Milton.
"This idle story became important." Macaulay.
2. Not called into active service; not turned to appropriate use; unemployed; as idle hours.
"The idle spear and shield were high uphing." Milton.
3. Not employed; unoccupied with business; inactive; doing nothing; as idle workmen.
"Why stand ye here all the day idle?" Matt. xx. 6.
4. Given rest and ease; averse to labor or employment; lazy; slothful; as an idle fellow.
5. Light-headed; foolish. [Obs.] Ford. Idle pulley (Mach.), a pulley that rests upon a belt to tighten it; a pulley that only guides a belt and is not used to transmit power. — Idle wheel (Mach.), a gear wheel placed between two others, to transfer motion from one to the other without changing the direction of revolution. — In idle, in vain. [Obs.] "God saith, thou shalt not take the name of thy Lord God in idle." Chaucer.
Syn. — Unoccupied; unemployed; vacant; inactive; indolent; sluggish; slothful; useless; ineffectual; futile; frivolous; vain; trifling; unprofitable; unimportant. — Idle, Indolent, Lazy. A propensity to inaction is expressed by each of these words; they differ in the cause and degree of this characteristic. Indolent denotes an habitual love to ease, a settled dislike of movement or effort; idle is opposed to busy, and denotes a dislike of continuous exertion. Lazy is a stronger and more contemptuous term than indolent.

Idle
I´dle, v. i. [ imp. & p. p. Idled p. pr. & vb. n. Idling ] To lose or spend time in inaction, or without being employed in business. Shak.

Idle
I´dle, v. t. To spend in idleness; to waste; to consume; — often followed by away; as to idle away an hour a day.

Idle-headed
I´dle-head•ed, a.
1. Foolish; stupid. [Obs.] "The superstitious idle-headed eld." Shak.
2. Delirious; infatuated. [Obs.] L’Estrange.

Idleness
I´dle•ness, n. [AS. idelnes.] The condition or quality of being idle (in the various senses of that word); uselessness; fruitlessness; triviality; inactivity; laziness.
Syn. — Inaction; indolence; sluggishness; sloth.

Idle-pated
I´dle-pat•ed, a. Idle-headed; stupid. [Obs.]

Idler
I´dler, n.
1. One who idles; one who spends his time in inaction; a lazy person; a sluggard.
2. (Naut.) One who has constant day duties on board ship, and keeps no regular watch. Totten.
3. (Mach.) An idle wheel or pulley. See under Idle. { I´dless, I´dlesse }, n. Idleness. [Archaic] "In ydlesse." Spenser.
"And an idlesse all the day Beside a wandering stream." Mrs. Browning.

Ido
I´do (e"do), n. An artificial international language, selected by the "Delegation for the Adoption of an Auxillary International Language" (founded at Paris in 1901), made public in 1907, and subsequently greatly revised and extended by a permanent committee or "Academy." It combines systematically the advantages of previous schemes with a thoroughly logical word formation, and has neither accented constants nor arbitrarily coined pronominal words. For each idea that root is selected which is already most international, on the principle of the "greatest facility for the greatest number of people." The word "Ido" means in the language itself "offspring." The official name is: "Linguo Internaciona di la Delegitaro (Sistema Ido)." — I´dism (#), n. — I´dist (#), n.

Idocrase
Id´o•crase (id"o•kras; 277), n. [Gr. e’i^dos form + kra^sis mixture, fr. keranny•nai to mix; cf. F. idocrase.] (Min.) Same as Vesuvianite.

Idolater
I•dol´a•ter, n. [F. idolâtre: cf. L. idololatres, Gr. . See Idolatry.]
1. A worshiper of idols; one who pays divine honors to images, statues, or representations of anything made by hands; one who worships as a deity that which is not God; a pagan.
2. An adorer; a great admirer.
"Jonson was an idolater of the ancients." Bp. Hurd.

Idolatrical
I•do•lat´ric•al, a. [Cf. F. idolâtrique.] Idolatrous. [Obs.]

Idolatrize
I•dol´a•trize, v. i. [ imp. & p. p. Idolatrized p. pr. & vb. n. Idolatrizing ] To worship idols; to pay idolatrous worship.

Idolatrize
I•dol´a•trize, v. t. To make in idol of; to idolize.

Idolatrous
I•dol´a•trous, a.
1. Of or pertaining to idolatry; partaking of the nature of idolatry; given to idolatry or the worship of false gods; as idolatrous sacrifices.
"[Josiah] put down the idolatrous priests." 2 Kings xxiii. 5.
2. Consisting in, or partaking of, an excessive attachment or reverence; as an idolatrous veneration for antiquity.

Idolatrously
I•dol´a•trous•ly, adv. In a idolatrous manner.

Idolatry
I•dol´a•try, n. ; pl. Idolatries (#). [F. idolâtrie, LL. idolatria, L. idololatria, Fr. Gr. ; idol + service.]
1. The worship of idols, images, or anything which is not God; the worship of false gods.
"His eye surveyed the dark idolatries Of alienated Judah." Milton.
2. Excessive attachment or veneration for anything; respect or love which borders on adoration. Shak.

Idolish
I´dol•ish, a. Idolatrous. [Obs.] Milton.

Idolism
I´dol•ism, n. The worship of idols. [Obs.]

Idolist
I´dol•ist, n. A worshiper of idols. [Obs.] Milton.

Idolize
I´dol•ize, v. t. [ imp. & p. p. Idolized p. pr. & vb. n. Idolizing ]
1. To make an idol of; to pay idolatrous worship to; as to idolize the sacred bull in Egypt.
2. To love to excess; to love or reverence to adoration; as to idolize gold, children, a hero.

Idolize
I´dol•ize, v. i. To practice idolatry. [R.]
"To idolize after the manner of Egypt." Fairbairn.

Idolizer
I´dol•i•zer, n. One who idolizes or loves to the point of reverence; an idolater.

Idoloclast
I•dol´o•clast, n. [Gr. idol + to break.] A breaker of idols; an iconoclast.

Idolographical
I•dol•o•graph´ic•al, a. [ Idol + -graph.] Descriptive of idols. [R.] Southey.

Idolous
I´dol•ous, a. Idolatrous. [Obs.] Bale.

Idolum
I•do´lum, I•do´lon, n. ; pl. Idola (#). [L. See Idol; cf. Eidolon.] Appearance or image; a phantasm; a spectral image; also a mental image or idea.

Idorgan
Id•or´gan, n. [Gr. form + E. organ.] (Biol.) A morphological unit, consisting of two or more plastids, which does not possess the positive character of the person or stock, in distinction from the physiological organ or biorgan. See Morphon. { Id´ri•a•line, Id´ri•a•lite } n. [Cf. F. idrialine.] (Min.) A bituminous substance obtained from the mercury mines of Idria, where it occurs mixed with cinnabar.

Idyl
I´dyl, n. [L. idyllium, Gr., fr. form; literally, a little form of image: cf. F. idylle. See Idol.] A short poem; properly, a short pastoral poem; as the idyls of Theocritus; also any poem, especially a narrative or descriptive poem, written in an eleveted and highly finished style; also by extension, any artless and easily flowing description, either in poetry or prose, of simple, rustic life, of pastoral scenes, and the like. [Written also idyll.]
"Wordsworth’s solemn-thoughted idyl." Mrs. Browning.
"His [Goldsmith’s] lovely idyl of the Vicar’s home." F. Harrison.