Illimitable Il·lim"it·a·ble adjective [ Prefix il- not + limitable : confer French illimitable .] Incapable of being limited or bounded; immeasurable; limitless; boundless; as, illimitable space.

The wild, the irregular, the illimitable , and the luxuriant, have their appropriate force of beauty.

De Quincey. Syn. -- Boundless; limitless; unlimited; unbounded; immeasurable; infinite; immense; vast. -- Il*lim"it*a*ble*ness , noun -- Il*lim"it*a*bly , adverb

Illimitation Il·lim`it·a"tion noun [ Prefix il- not + limitation : confer French illimitation .] State of being illimitable; want of, or freedom from, limitation. Bp. Hall.

Illimited Il·lim"it·ed adjective Not limited; interminable. Bp. Hall. -- Il*lim"it*ed*ness , noun

The absoluteness and illimitedness of his commission was generally much spoken of.

Clarendon.

Illinition Il`li·ni"tion noun [ Latin illinire , illinere , to besmear; prefix il- in, on + linire , linere , to smear.] 1. A smearing or rubbing in or on; also, that which is smeared or rubbed on, as ointment or liniment. 2. A thin crust of some extraneous substance formed on minerals. [ R.]

A thin crust or illinition of black manganese.

Kirwan.

Illinois Il`li·nois" noun sing. & plural (Ethnol.) A tribe of North American Indians, which formerly occupied the region between the Wabash and Mississippi rivers.

Illiquation Il`li·qua"tion noun [ Prefix il- in + Latin liquare to melt.] The melting or dissolving of one thing into another.

Illish Ill"ish adjective Somewhat ill. [ Obsolete] Howell.

Illision Il·li"sion noun [ Latin illisio , from illidere , illisum , to strike against; prefix il- in + laedere to strike.] The act of dashing or striking against. Sir T. Browne.

Illiteracy Il·lit"er·a·cy noun ; plural Illiteracies . [ From Illiterate .] 1. The state of being illiterate, or uneducated; want of learning, or knowledge; ignorance; specifically, inability to read and write; as, the illiteracy shown by the last census. 2. An instance of ignorance; a literary blunder.

The many blunders and illiteracies of the first publishers of his [ Shakespeare's] works.

Pope.

Illiteral Il·lit"er·al adjective Not literal. [ R.] B. Dawson.

Illiterate Il·lit"er·ate adjective [ Latin illiteratus : prefix il- not + literatus learned. See In- not, and Literal .] Ignorant of letters or books; unlettered; uninstructed; uneducated; as, an illiterate man, or people. Syn. -- Ignorant; untaught; unlearned; unlettered; unscholary. See Ignorant . -- Il*lit"er*ate*ly , adverb -- Il*lit"er*ate*ness , noun

Illiterature Il·lit"er·a·ture noun Want of learning; illiteracy. [ R.] Ayliffe. Southey.

Illness Ill"ness noun [ From Ill .] 1. The condition of being ill, evil, or bad; badness; unfavorableness. [ Obsolete] "The illness of the weather." Locke. 2. Disease; indisposition; malady; disorder of health; sickness; as, a short or a severe illness . 3. Wrong moral conduct; wickedness. Shak. Syn. -- Malady; disease; indisposition; ailment. -- Illness , Sickness . Within the present century, there has been a tendency in England to use illness in the sense of a continuous disease, disorder of health, or sickness, and to confine sickness more especially to a sense of nausea, or "sickness of the stomach."

Illocality Il`lo·cal"i·ty noun Want of locality or place. [ R.] Cudworth.

Illogical Il·log"ic·al adjective Ignorant or negligent of the rules of logic or correct reasoning; as, an illogical disputant; contrary of the rules of logic or sound reasoning; as, an illogical inference. -- Il*log"ic*al*ly , adverb -- Il*log"ic*al*ness , noun

Illtreat Ill`treat" transitive verb To treat cruelly or improperly; to ill use; to maltreat.

Illude Il·lude" transitive verb [ imperfect & past participle Illuded ; present participle & verbal noun Illuding .] [ Latin illudere , illusum ; prefix il- in + ludere to play: confer Old French illuder . See Ludicrous .] To play upon by artifice; to deceive; to mock; to excite and disappoint the hopes of.

Illume Il·lume" transitive verb [ imperfect & past participle Illumed ; present participle & verbal noun Illuming .] [ Confer French illuminer . See Illuminate .] To throw or spread light upon; to make light or bright; to illuminate; to illumine. Shak.

The mountain's brow,
Illumed with fluid gold.

Thomson.

Illuminable Il·lu"mi·na·ble adjective Capable of being illuminated.

Illuminant Il·lu"mi·nant noun [ Latin illuminans , -antis , present participle of illuminare .] That which illuminates or affords light; as, gas and petroleum are illuminants . Boyle.

Illuminary Il·lu"mi·na·ry adjective Illuminative.

Illuminate Il·lu"mi·nate transitive verb [ imperfect & past participle Illuminated ; present participle & verbal noun Illuminating .] [ Latin illuminatus , past participle of illuminare ; prefix il- in + luminare to enlighten, from lumen light. See Luminous , and confer Illume , Illumine , Enlimn , Limn .] 1. To make light; to throw light on; to supply with light, literally or figuratively; to brighten. 2. To light up; to decorate with artificial lights, as a building or city, in token of rejoicing or respect. 3. To adorn, as a book or page with borders, initial letters, or miniature pictures in colors and gold, as was done in manuscripts of the Middle Ages. 4. To make plain or clear; to dispel the obscurity to by knowledge or reason; to explain; to elucidate; as, to illuminate a text, a problem, or a duty.

Illuminate Il·lu"mi·nate intransitive verb To light up in token or rejoicing.

Illuminate Il·lu"mi·nate adjective [ Latin illuminatus , past participle ] Enlightened. Bp. Hall.

Illuminate Il·lu"mi·nate noun One who is enlightened; esp., a pretender to extraordinary light and knowledge.

Illuminati Il·lu`mi·na"ti noun plural [ Latin illuminatus . See Illuminate , transitive verb , and confer Illuminee .] Literally, those who are enlightened ; -- variously applied as follows: -- 1. (Eccl.) Persons in the early church who had received baptism; in which ceremony a lighted taper was given them, as a symbol of the spiritual illumination they has received by that sacrament. 2. (Eccl. Hist.) Members of a sect which sprung up in Spain about the year 1575. Their principal doctrine was, that, by means of prayer, they had attained to so perfect a state as to have no need of ordinances, sacraments, good works, etc.; -- called also Alumbrados , Perfectibilists , etc. 3. (Mod. Hist.) Members of certain associations in Modern Europe, who combined to promote social reforms, by which they expected to raise men and society to perfection, esp. of one originated in 1776 by Adam Weishaupt, professor of canon law at Ingolstadt, which spread rapidly for a time, but ceased after a few years. 4. Also applied to: (a) An obscure sect of French Familists; (b) The Hesychasts, Mystics, and Quietists; (c) The Rosicrucians. 5. Any persons who profess special spiritual or intellectual enlightenment.

Illuminating Il·lu"mi·na`ting adjective Giving or producing light; used for illumination. Illuminating gas . See Gas , noun , 2 (a) .

Illumination Il·lu`mi·na"tion noun [ Latin illuminatio : confer French illumination .] 1. The act of illuminating, or supplying with light; the state of being illuminated. 2. Festive decoration of houses or buildings with lights. 3. Adornment of books and manuscripts with colored illustrations. See Illuminate , transitive verb , 3. 4. That which is illuminated, as a house; also, an ornamented book or manuscript. 5. That which illuminates or gives light; brightness; splendor; especially, intellectual light or knowledge.

The illumination which a bright genius giveth to his work.

Felton. 6. (Theol.) The special communication of knowledge to the mind by God; inspiration.

Hymns and psalms . . . are framed by meditation beforehand, or by prophetical illumination are inspired.

Hooker.

Illuminatism Il·lu"mi·na·tism noun Illuminism. [ R.]

Illuminative Il·lu"mi·na·tive adjective [ Confer French illuminatif .] Tending to illuminate or illustrate; throwing light; illustrative. " Illuminative reading." Carlyle.

Illuminator Il·lu"mi·na`tor noun [ Latin , an enlightener, Late Latin also, an illuminator of books.] 1. One whose occupation is to adorn books, especially manuscripts, with miniatures, borders, etc. See Illuminate , transitive verb , 3. 2. A condenser or reflector of light in optical apparatus; also, an illuminant.

Illumine Il·lu"mine transitive verb [ Confer French illuminer . See Illuminate .] To illuminate; to light up; to adorn.

Illuminee Il·lu`mi·nee" noun [ French illuminé . Confer Illuminati .] One of the Illuminati.

Illuminer Il·lu"mi·ner noun One who, or that which, illuminates.

Illuminism Il·lu"mi·nism noun [ Confer French illuminisme .] The principles of the Illuminati.

Illuministic Il·lu`mi·nis"tic adjective Of or pertaining to illuminism, or the Illuminati.

Illuminize Il·lu"mi·nize transitive verb [ imperfect & past participle Illuminized ; present participle & verbal noun Illuminizing .] To initiate the doctrines or principles of the Illuminati.

Illuminous Il·lu"mi·nous adjective Bright; clear. [ R.] H. Taylor.

Illure Il·lure" transitive verb [ Prefix il- in + lure .] To deceive; to entice; to lure. [ Obsolete]

The devil insnareth the souls of many men, by illuring them with the muck and dung of this world.

Fuller.

Illusion Il·lu"sion noun [ French illusion , Latin illusio , from illu dere, illusum , to illude. See Illude .] 1. An unreal image presented to the bodily or mental vision; a deceptive appearance; a false show; mockery; hallucination.

To cheat the eye with blear illusions .

Milton. 2. Hence: Anything agreeably fascinating and charming; enchantment; witchery; glamour.

Ye soft illusions , dear deceits, arise!

Pope. 3. (Physiol.) A sensation originated by some external object, but so modified as in any way to lead to an erroneous perception; as when the rolling of a wagon is mistaken for thunder. » Some modern writers distinguish between an illusion and hallucination , regarding the former as originating with some external object, and the latter as having no objective occasion whatever. 4. A plain, delicate lace, usually of silk, used for veils, scarfs, dresses, etc. Syn. -- Delusion; mockery; deception; chimera; fallacy. See Delusion . Illusion , Delusion . Illusion refers particularly to errors of the sense; delusion to false hopes or deceptions of the mind. An optical deception is an illusion ; a false opinion is a delusion . E. Edwards.

Illusionable Il·lu"sion·a·ble adjective Liable to illusion.

Illusionist Il·lu"sion·ist noun One given to illusion; a visionary dreamer.

Illusive Il·lu"sive adjective [ See Illude .] Deceiving by false show; deceitful; deceptive; false; illusory; unreal.

Truth from illusive falsehood to command.

Thomson.

Illusively Il·lu"sive·ly adverb In a illusive manner; falsely.

Illusiveness Il·lu"sive·ness noun The quality of being illusive; deceptiveness; false show.

Illusory Il·lu"so·ry adjective [ Confer French illusore .] Deceiving, or tending of deceive; fallacious; illusive; as, illusory promises or hopes.

Illustrable Il·lus"tra·ble adjective Capable of illustration. Sir T. Browne.

Illustrate Il·lus"trate transitive verb [ imperfect & past participle Illustrated ; present participle & verbal noun Illustrating .] [ Latin illustratus , past participle of illustrare to illustrate, from illustris bright. See Illustrious .] 1. To make clear, bright, or luminous.

Here, when the moon illustrates all the sky.

Chapman. 2. To set in a clear light; to exhibit distinctly or conspicuously. Shak.

To prove him, and illustrate his high worth.

Milton. 3. To make clear, intelligible, or apprehensible; to elucidate, explain, or exemplify, as by means of figures, comparisons, and examples. 4. To adorn with pictures, as a book or a subject; to elucidate with pictures, as a history or a romance. 5. To give renown or honor to; to make illustrious; to glorify. [ Obsolete]

Matter to me of glory, whom their hate
Illustrates .

Milton.

Illustrate Il·lus"trate adjective [ Latin illustratus , past participle ] Illustrated; distinguished; illustrious. [ Obsolete]

This most gallant, illustrate , and learned gentleman.

Shak.

Illustration Il`lus·tra"tion noun [ Latin illustratio : confer French illustration .] 1. The act of illustrating; the act of making clear and distinct; education; also, the state of being illustrated, or of being made clear and distinct. 2. That which illustrates; a comparison or example intended to make clear or apprehensible, or to remove obscurity. 3. A picture designed to decorate a volume or elucidate a literary work.