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Synonyms

[2] constitute, establish, found, inaugurate, initiate, innovate, institute, launch, pioneer, set up, start—more at FOUND

[3] acquaint, familiarize, initiate, orient—more at ACQUAINT

[4] bring up, broach, moot, raise; also allude (to), cite, mention, name, refer (to); offer, propose, suggest; air, express, speak (of), talk (about), vent, ventilate; interject, interrupt; debate, discuss, thrash (out or over)

[5] fit, inject, insert, insinuate, interject, interpose—more at INSERT

in·tro·duc·tion noun 1 : something that introduces

2 : the act or process of introducing : the state of being introduced; also : something introduced

Synonyms

foreword, preamble, preface, prologue; also beginning, commencement, initiation, opening, origin, outset, start

Antonyms

epilogue

in·troit noun 1 often cap : the first part of the traditional proper of the Mass

2 : a piece of music sung or played at the beginning of a worship service

in·tro·spec·tion noun : a reflective looking inward : an examination of one's own thoughts or feelings

— in·tro·spect verb

— in·tro·spec·tive adjective

— in·tro·spec·tive·ly adverb

in·tro·vert noun : a reserved or shy person

— in·tro·ver·sion noun

— introvert adjective

in·tro·vert·ed adjective : turned in upon itself; specif : marked by being wholly or predominantly concerned with and interested in one's own mental life

Synonyms

bashful, coy, demure, diffident, modest, retiring, sheepish, shy—more at SHY

in·trude verb in·trud·ed; in·trud·ing 1 : to thrust, enter, or force in or upon

2 : ENCROACH, TRESPASS

— in·tru·sion noun

Synonyms

break, chime in, cut in, interpose, interrupt—more at INTERRUPT

butt in, interfere, meddle, mess, nose, obtrude, poke, pry, snoop—more at INTERFERE

usually intrude upon bother, bug, disturb, pester—more at BOTHER

in·trud·er noun : one that intrudes

Synonyms

busybody, interloper, kibitzer, meddler—more at BUSYBODY

in·tru·sive adjective : characterized by intrusion : intruding where one is not welcome or invited

— in·tru·sive·ness noun

Synonyms

meddlesome, nosy, obtrusive, officious, presumptuous, prying; also bold, brazen, impertinent, impudent, insolent, rude; invading, trespassing; curious, inquisitive; annoying, harassing, pestiferous

Antonyms

unobtrusive

intrust variant of ENTRUST

in·tu·it verb : to know, sense, or understand by intuition

in·tu·ition noun 1 : quick and ready insight

2 : the power or faculty of knowing things without conscious reasoning

— in·tu·i·tive adjective

— in·tu·i·tive·ly adverb

In·u·it noun [ORIGIN: Inuit inuit, pl. of inuk person]

1 plural Inuit or Inuits : a member of the Eskimo people of No. America and Greenland

2 : the language of the Inuit people

in·un·date verb -dat·ed; -dat·ing : to cover with or as if with a flood : OVERFLOW

Synonyms

deluge, drown, engulf, flood, overflow, overwhelm, submerge, swamp—more at FLOOD

in·un·da·tion noun : an overflowing of the land by water; also : an overwhelming amount or number

Synonyms

cataclysm, cataract, deluge, flood, overflow, spate, torrent—more at FLOOD

in·ure verb in·ured; in·ur·ing [ORIGIN: ME enuren, fr. in ure customary, fr. putten in ure to use, put into practice, part trans. of AF mettre en ovre, en uevre]

1 : to accustom to accept something undesirable

2 : to become of advantage

in utero adverb or adjective [ORIGIN: L]

: in the uterus : before birth

inv abbreviation 1 inventor

2 invoice

in vac·uo adverb [ORIGIN: L]

: in a vacuum

in·vade verb in·vad·ed; in·vad·ing 1 : to enter in a hostile manner

2 : to encroach upon

3 : to spread through and usu. harm

— in·vad·er noun

Synonyms

foray, overrun, raid; also despoil, loot, maraud, pillage, plunder, ravage, sack; conquer, crush, overcome, overpower, overwhelm, subdue, subjugate; assail, assault, attack; battle, combat, fight, war (with); encroach, infringe, trespass; besiege, blockade; occupy

1invalid adjective : being without foundation or force