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instantly - 16 thesaurus results
| Main Entry: | instantly |
| Part of Speech: | adverb |
| Definition: | right now |
| Synonyms: | away, directly, first off*, forthwith, immediately, in a flash, instantaneously, now, pronto*, right, right away, spontaneously, tout de suite*, PDQ, at once, double-time, instanter, on a dime, straight away, there and then, this minute, without delay |
| Notes: | simultaneously means happening or existing at the same time; instantaneously means done without any delay; instantly means done at once |
| Antonyms: | eventually, later |
* = informal/non-formal usage
| Main Entry: | forthwith |
| Part of Speech: | adverb |
| Definition: | immediately |
| Synonyms: | away, directly, instantly, now, quickly, right away*, suddenly, tout de suite, abruptly, at once, right now, straightaway, without delay |
| Antonyms: | later |
* = informal/non-formal usage
| Main Entry: | immediately |
| Part of Speech: | adverb |
| Definition: | at once, right away |
| Synonyms: | anon, away, directly, forthwith, in a flash, instantaneously, instantly, now, on the double*, promptly, pronto*, rapidly, shortly, soon, summarily, thereupon, tout de suite*, urgently, PDQ, at short notice, double-time, hereupon, in a New York minute, in a jiffy, in nothing flat, instanter, like now, now or never, on the dot, on the spot, right now, soon afterward, straight away, straight off, this instant, this minute, unhesitatingly, without delay, without hesitation |
| Antonyms: | eventually, later, never |
* = informal/non-formal usage
| Main Entry: | momentarily |
| Part of Speech: | adverb |
| Definition: | for a short time |
| Synonyms: | briefly, immediately, instantly, now, temporarily, for a little while, for a minute, for a moment, for a second, for a short time, for a short while, for an instant, right now |
| Antonyms: | permanently, lengthily |
| Main Entry: | now |
| Part of Speech: | adverb |
| Definition: | presently |
| Synonyms: | away, directly, first off, forthwith, here and now, immediately, in a moment, instantly, momentarily, on the double*, promptly, pronto*, right away, soon, PDQ, any more, at once, at the moment, at this moment, at this time, in a minute, in nothing flat, instanter, just now, like now, nowadays, right now, straightaway, these days, this day, today |
| Antonyms: | future, later, past |
* = informal/non-formal usage
| Main Entry: | promptly |
| Part of Speech: | adverb |
| Definition: | immediately |
| Synonyms: | directly, fast, flat-out*, hastily, instantly, lickety-split*, now, on the double*, on time, posthaste, pronto, quickly, rapidly, right away, sharp, speedily, swiftly, PDQ, at once, expeditiously, fleetly, in nothing flat, like a shot, on the dot, punctually, straightaway, unhesitatingly |
| Antonyms: | late, negligently |
* = informal/non-formal usage
| Main Entry: | quickly |
| Part of Speech: | adverb |
| Definition: | fast |
| Synonyms: | apace, briskly, flat-out*, hastily, immediately, in a flash, instantaneously, instantly, lickety-split*, promptly, pronto, quick, rapidly, speedily, swift, swiftly, chop-chop*, expeditiously, fleetly, full tilt, hurriedly, in haste, in nothing flat, in short order, like a bat out of hell, like a flash, like a shot |
* = informal/non-formal usage
| Main Entry: | soon |
| Part of Speech: | adverb |
| Definition: | in the near future |
| Synonyms: | anon, betimes, directly, early, fast, forthwith, hastily, instantly, lickety-split*, on time, posthaste, presently, promptly, pronto, quick, quickly, rapidly, short, shortly, speedily, any minute now, before long, by and by, coming down the pike, ere long, expeditiously, fleetly, in a little while, in a minute, in a second, in a short time, in due time, in short order, in time |
| Antonyms: | distant, far, later, never |
* = informal/non-formal usage
| Main Entry: | right off the bat |
| Part of Speech: | adverb |
| Definition: | without delay |
| Synonyms: | immediately, instantly, at once, on the dot |
| Main Entry: | hand over fist |
| Part of Speech: | adverb |
| Definition: | at a tremendous rate |
| Synonyms: | apace, immediately, increasingly, instantly, speedily, ASAP, amain, at once |
| Main Entry: | in a flash |
| Part of Speech: | adverb |
| Definition: | without any delay |
| Synonyms: | instantaneously, instantly, quickly, in a jiffy, in a second |
| Main Entry: | straight |
| Part of Speech: | adverb |
| Definition: | immediately, directly |
| Synonyms: | as the crow flies*, away, dead*, direct, due, exactly, first off, forthwith, instantly, now, point-blank*, right, right away, at once, in direct line, instanter, lineally, straightaway, straightforwardly, straightly, undeviatingly |
| Antonyms: | later |
* = informal/non-formal usage
| Main Entry: | directly |
| Part of Speech: | adverb |
| Definition: | as soon as possible |
| Synonyms: | anon, dead*, due, first off, forthwith, immediately, instantaneously, instantly, presently, promptly, pronto*, quickly, right away, shortly, speedily, at once, contiguously, in a second, instanter, straight off, straightaway |
* = informal/non-formal usage
| Main Entry: | early |
| Part of Speech: | adverb |
| Definition: | immediately |
| Synonyms: | betimes, directly, first, instantaneously, instantly, newly, presto, promptly, recently, right away, soon, summarily, thereupon, timely, at once, freshly, in a jiffy, in an instant, in no time, primitively, seasonably, straightaway, thereon, without delay |
| Antonyms: | late |
| Main Entry: | now |
| Part of Speech: | adverb3 |
| Definition: | immediately |
| Synonyms: | forthwith, instantly, at once, straightaway |
| Main Entry: | right |
| Part of Speech: | adverb |
| Definition: | directly, without delay |
| Synonyms: | away, direct, due, first off, forthwith, immediately, instantly, now, promptly, quickly, right away, straight, at once, instanter, straight away, straightly, undeviatingly |
| Antonyms: | indirectly |
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Copyright © 2009, Dictionary.com, LLC. All rights reserved.

