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2 : the capacity for rational or intelligent thought esp. when highly developed

3 : a person with great intellectual powers

Synonyms

brain, genius, thinker, whiz, wizard—more at GENIUS

in·tel·lec·tu·al adjective 1 : of, relating to, or performed by the intellect

2 : given to study, reflection, and speculation

3 : engaged in activity requiring the creative use of the intellect

— intellectual noun

— in·tel·lec·tu·al·ly adverb

Synonyms

[1] cerebral, inner, mental, psychological—more at MENTAL

[2] cerebral, erudite, learned, literate, scholarly; also cultivated, cultured; well-read; academic, bookish, professorial; didactic, pedantic; high-hat, snobbish, snooty; educated, schooled; brainy, bright, brilliant, clever, intelligent, quick-witted, smart

Antonyms

lowbrow, nonintellectual

in·tel·lec·tu·al·ism noun : devotion to the exercise of intellect or to intellectual pursuits

in·tel·li·gence noun 1 : ability to learn and understand or to deal with new or trying situations

2 : mental acuteness

3 : INFORMATION, NEWS

4 : an agency engaged in obtaining information esp. concerning an enemy or possible enemy; also : the information so gained

Synonyms

gray matter, intellect, reason, sense; also acumen, alertness, astuteness, discernment, insight, judgment, mentality, perception, perspicacity; sagacity, sapience, wisdom, wit; head, mind, skull

intelligence quotient noun : IQ

in·tel·li·gent adjective [ORIGIN: L intelligens, fr. intelligere to understand, fr. inter between + legere to select]

: having or showing intelligence or intellect

— in·tel·li·gent·ly adverb

Synonyms

alert, brainy, bright, brilliant, clever, keen, nimble, quick, quick-witted, sharp, smart; also apt, ingenious, resourceful; acute, astute, discerning, insightful, knowing, perceptive, perspicacious, sagacious, sapient, savvy, wise; cerebral, erudite, highbrow, knowledgeable, learned, literate, scholarly, well-read; educated, informed, schooled, skilled, trained; creative, inventive, judicious, prudent, sage, sane, sapient, sensible, sound, wise; crafty, cunning, foxy, shrewd, wily; logical, rational, reasonable

Antonyms

brainless, dumb, mindless, stupid, thick, unintelligent

rational, reasonable, reasoning—more at RATIONAL

in·tel·li·gen·tsia noun [ORIGIN: Russ intelligentsiya, fr. L intelligentia intelligence]

: intellectuals forming a vanguard or elite

in·tel·li·gi·ble adjective : capable of being understood or comprehended

— in·tel·li·gi·bil·i·ty noun

— in·tel·li·gi·bly adverb

in·tem·per·ance noun : lack of moderation; especially : habitual or excessive drinking of intoxicants

— in·tem·per·ate·ness noun

in·tem·per·ate adjective : not temperate; also : given to excessive use of intoxicating liquors

Synonyms

rampant, unbridled, unchecked, uncontrolled, ungoverned, unhampered, unhindered, unrestrained—more at RAMPANT

in·tend verb [ORIGIN: ME entenden, intenden, fr. AF entendre, fr. L intendere to stretch out, direct, aim at, fr. tendere to stretch]

1 : to have in mind as a purpose or aim

2 : to design for a specified use or future

Synonyms

aim, aspire, contemplate, design, mean, meditate, plan, propose; also dream, hope, wish; consider, debate, mull (over), ponder; attempt, endeavor, strive, struggle, try; plot, scheme; accomplish, achieve, effect, execute, perform

in·ten·dant noun : an official (as a governor) esp. under the French, Spanish, or Portuguese monarchies

1intended adjective 1 : expected to be such in the future; especially : BETROTHED

2 : INTENTIONAL

2intended noun : an engaged person

Synonyms

betrothed—more at BETROTHED

in·tense adjective 1 : existing in an extreme degree

2 : marked by great zeal, energy, or eagerness

3 : showing strong feeling; also : deeply felt

Synonyms

deep, explosive, exquisite, fearful, ferocious, fierce, furious, hard, heavy, profound, terrible, vehement, vicious, violent; also accentuated, aggravated, concentrated, deepened; emphasized, enhanced, heightened, intensified,