quick

I

(New American Roget's College Thesaurus)

adj. rapid, swift, brief; prompt, alert; ready, unhesitating; hasty, irascible; sensitive, keen; alive, living, sentient. See velocity, activity, feeling, irascibility, intelligence. Ant., slow, sluggish.

II

(Roget's IV) modif.

1. [Rapid]

Syn. fast, swift, expeditious, fleet; see agile , fast 1 .

2. [Almost immediate]

Syn. posthaste, prompt, instantaneous; see immediate 1 .

3. [Hasty]

Syn. impetuous, mercurial, quick-tempered; see rash .

4. [Alert]

Syn. ready, prompt, apt, sharp, keen, clever, smart, agile, nimble, lively, responsive, on the ball*; see also active 2 , clever 1 .

See Synonym Study at agile , fast . Syn.- quick , in this comParison, implies ability to respond rapidly as an innate rather than a developed faculty [ a quick mind ] ; prompt stresses immediate response to a demand as resulting from discipline, practice, etc. or from willingness [prompt to obey, a prompt acceptance ] ; ready also implies preparation or willingness and, in another sense, connotes fluency, expertness, etc. [ a ready sympathy, ready wit ] ; apt , in this connection, implies superior intelligence or a special talent as the reason for quickness of response [ an apt pupil ]

III

(Roget's 3 Superthesaurus) a.

1. fast swift, rapid, speedy, fleet, expeditious, prompt, mercurial, *breakneck, *on the double, hasty, immediate, sudden.

2. intelligent smart, quick to catch on, sharp, astute, bright, *on the ball, acute, savvy, alert, receptive, keen.

ANT.: 1. slow, slothful, sluggish. 2. slow, dense, stupid

IV

(Roget's Thesaurus II) I adjective 1. Characterized by great celerity: breakneck, expeditious, fast, fleet, rapid, speedy, swift. Informal: hell-for-leather. Idiom: quick as a bunny (or wink). See FAST. 2. Moving or performing quickly, lightly, and easily: agile, brisk, facile, nimble, spry. See ABILITY. 3. Mentally quick and original: alert, bright, clever, intelligent, keen1, quick-witted, sharp, sharp-witted, smart. Idiom: smart as a whip. See ABILITY. 4. Accomplished in very little time: brief, expeditious, fast, flying, hasty, hurried, rapid, short, speedy, swift. See FAST. II noun A point of origin: bottom, center, core, focus, heart, hub, root1. See START. III adverb In a rapid way: apace, fast, posthaste, quickly. Informal: flat out, hell-for-leather, lickety-split, pronto. Idioms: full tilt, in a flash, in nothing flat, like a bat out of hell, like a blue streak, like a flash, like a house on fire, like a shot, like a streak, like greased lightning, like the wind, like wildfire. See FAST.