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unbelievable - 20 thesaurus results
| Main Entry: | unbelievable |
| Part of Speech: | adjective |
| Definition: | beyond the imagination |
| Synonyms: | astonishing, beyond belief, cockamamie, cockeyed*, doubtful, dubious, far-fetched, fishy*, flaky*, flimsy*, for the birds, full of holes, harebrained*, implausible, impossible, improbable, incogitable, inconceivable, incredible, kooky, lamebrained, open to doubt, outlandish, past belief, phony, preposterous, questionable, reaching, scatterbrained*, screwy*, staggering, suspect, thick*, thin*, too much*, unconvincing, unimaginable, unsubstantial, unthinkable, weak, won't hold water, won't wash |
| Antonyms: | believable, credible, plausible, real |
* = informal/non-formal usage
| Main Entry: | amazing |
| Part of Speech: | adjective |
| Definition: | astonishing |
| Synonyms: | awesome, fascinating, incredible, marvelous, prodigious, shocking, stunning, surprising, unbelievable, wonderful |
| Main Entry: | fabulous |
| Part of Speech: | adjective |
| Definition: | amazing, wonderful |
| Synonyms: | 10, aces*, astonishing, astounding, awesome, best, breathtaking, cool*, extravagant, fantastic, fictitious, first-class, groovy*, immense, inconceivable, incredible, legendary, marvelous, mind-blowing*, outrageous, peachy*, phenomenal, prodigious, remarkable, spectacular, striking, stupendous, super, superb, terrific, unbelievable, unreal, wicked*, A-1*, A-OK, doozie, fab, greatest, out-of-sight, out-of-this-world, primo, rad, top drawer, tops, turn-on |
| Antonyms: | common, normal, ordinary, simple |
* = informal/non-formal usage
| Main Entry: | far-fetched |
| Part of Speech: | adjective |
| Definition: | hard to believe |
| Synonyms: | bizarre, doubtful, dubious, eccentric, fantastic, fishy*, forced, illogical, implausible, improbable, incoherent, inconsequential, incredible, labored, preposterous, queer, recondite, strained, strange, suspicious, unbelievable, unconvincing, unlikely, unnatural, unrealistic, hard to swallow |
| Antonyms: | believable, natural, plausible, realistic |
* = informal/non-formal usage
| Main Entry: | implausible |
| Part of Speech: | adjective |
| Definition: | not likely |
| Synonyms: | doubtful, dubious, far out, farfetched, fishy*, flimsy, for the birds, full of holes, impossible, improbable, inconceivable, incredible, obscure, problematic, puzzling, reachy, suspect, thin*, too much*, unbelievable, unconvincing, unreasonable, unsubstantial, weak, won't hold water, won't wash |
| Antonyms: | believable, likely, plausible, possibly, probably, reasonable |
* = informal/non-formal usage
| Main Entry: | improbable |
| Part of Speech: | adjective |
| Definition: | not likely |
| Synonyms: | doubtful, dubious, fanciful, far-fetched, flimsy*, iffy*, implausible, inconceivable, questionable, rare, slim, unbelievable, uncertain, unconvincing, unimaginable, unlikely, unsubstantial, weak, hundred-to-one, not expected, outside chance, slim and none, unheard of |
| Antonyms: | believable, likely, ostensible, plausible, possible, probable, tenable |
* = informal/non-formal usage
| Main Entry: | inconceivable |
| Part of Speech: | adjective |
| Definition: | beyond reason, belief |
| Synonyms: | extraordinary, fantastic, imcomprehensible, implausible, impossible, improbable, incogitable, incredible, insupposable, mind-boggling*, phony, rare, reachy, staggering, strange, thin*, unbelievable, unconvincing, unheard-of, unimaginable, unknowable, unlikely, unsubstantial, unthinkable, weak*, won't fly, won't wash |
| Antonyms: | believable, conceivable, fathomable, imaginable, reasonable |
* = informal/non-formal usage
| Main Entry: | miraculous |
| Part of Speech: | adjective |
| Definition: | surprisingly wonderful |
| Synonyms: | amazing, anomalous, astonishing, astounding, awesome, extraordinary, fabulous, freakish, heavy, incredible, inexplicable, magical, marvelous, monstrous, phenomenal, preternatural, prodigious, spectacular, staggering, strange, stupendous, superhuman, superior, supernatural, unaccountable, unbelievable, unearthly, unimaginable, unreal, wondrous, numinous, stupefying, supermundane, supranatural, thaumaturgic, the utmost, wonderworking |
| Antonyms: | normal, usual |
| Main Entry: | preposterous |
| Part of Speech: | adjective |
| Definition: | ridiculous, bizarre |
| Synonyms: | absurd, asinine, crazy, excessive, exorbitant, extravagant, extreme, fantastic, far-out*, foolish, harebrained*, impossible, incredible, insane, irrational, laughable, ludicrous, monstrous, nonsensical, out of the question, outrageous, senseless, shocking, silly, stupid, thick*, too much*, unbelievable, unreasonable, unthinkable, unusual, wacky*, wild, taking the cake |
| Antonyms: | reasonable, sensible |
* = informal/non-formal usage
| Main Entry: | ridiculous |
| Part of Speech: | adjective |
| Definition: | stupid, funny |
| Synonyms: | absurd, antic, bizarre, comic, comical, contemptible, daffy*, droll, fantastic, farcical, foolish, goofy*, grotesque, harebrained*, hilarious, impossible, incredible, jerky*, laughable, ludicrous, nonsensical, nutty*, outrageous, preposterous, risible, sappy*, silly, slaphappy*, unbelievable, wacky*, derisory, foolheaded, gelastic |
| Antonyms: | believable, reasonable, sensible, serious |
* = informal/non-formal usage
| Main Entry: | suspect |
| Part of Speech: | adjective |
| Definition: | doubtful |
| Synonyms: | dubious, fishy*, incredible, open, problematic, pseudo*, questionable, ridiculous, shaky*, suspected, suspicious, thick*, thin*, unbelievable, uncertain, unclear, unlikely, unsure, doubtable |
| Antonyms: | innocent, known, trusted, trustworthy |
* = informal/non-formal usage
| Main Entry: | unheard-of |
| Part of Speech: | adjective |
| Definition: | unique, obscure |
| Synonyms: | exceptional, inconceivable, nameless, new, novel, outlandish, preposterous, rare, shocking, singular, unbelievable, unfamiliar, unknown, unlikely, unprecedented, unsung, unusual, little-known, undiscovered, unrenowned |
| Antonyms: | familiar, normal, usual |
| Main Entry: | unimaginable |
| Part of Speech: | adjective |
| Definition: | mind-boggling |
| Synonyms: | doubtful, exceptional, extraordinary, fantastic, impossible, improbable, incomprehensible, inconceivable, incredible, indescribable, ineffable, rare, singular, unbelievable, uncommon, unheard-of, unique, unthinkable, beyond wildest dreams, inapprehensible, incogitable, not understandable, unknowable, unordinary |
| Antonyms: | believable, imaginable, describable |
| Main Entry: | unlikely |
| Part of Speech: | adjective |
| Definition: | not probable |
| Synonyms: | absurd, contrary, doubtful, dubious, faint, implausible, improbable, inconceivable, incredible, out of the ordinary, questionable, rare, remote, slight, strange, unbelievable, unconvincing, unheard-of, unimaginable, untoward, not likely, outside chance |
| Antonyms: | imaginable, likely, probably |
| Main Entry: | unreal |
| Part of Speech: | adjective |
| Definition: | fake, make-believe; hypothetical |
| Synonyms: | aerial, artificial, chimerical, delusive, dreamlike, fabled, fabulous, false, fanciful, fictitious, ideal, illusory, imaginary, imagined, immaterial, impalpable, insincere, insubstantial, intangible, legendary, misleading, mock, mythical, nebulous, nonexistent, ostensible, pretended, romantic, seeming, sham*, theoretical, unbelievable, unsubstantial, visionary, fictive, figmental, hallucinatory, invented, notional, phantasmagoric, reachy, storybook, suppositious, supposititious |
| Antonyms: | authentic, genuine, real |
* = informal/non-formal usage
| Main Entry: | unspeakable |
| Part of Speech: | adjective |
| Definition: | very bad; beyond description |
| Synonyms: | abominable, alarming, appalling, atrocious, awful, beastly, calamitous, detestable, dire, disgusting, dreadful, evil, execrable, fearful, frightening, frightful, heinous, horrible, inconceivable, indescribable, ineffable, inhuman, loathsome, monstrous, nameless, obnoxious, odious, offensive, outrageous, overwhelming, preternatural, repellent, repugnant, repulsive, revolting, shocking, unbelievable, unimaginable, beyond words, horrid, incommunicable, indefinable, inexpressible, unutterable |
| Antonyms: | good, nice |
| Main Entry: | unthinkable |
| Part of Speech: | adjective |
| Definition: | incredible, unusual |
| Synonyms: | absurd, exceptional, extraordinary, illogical, implausible, impossible, improbable, inconceivable, out of the question, outlandish, preposterous, rare, singular, unbelievable, uncommon, unimaginable, unique, unlikely, unreasonable, beyond belief, beyond possibility, incogitable, insupportable, unordinary |
| Antonyms: | believable, conceivable, credible |
| Main Entry: | fantastic |
| Part of Speech: | adjective |
| Definition: | strange, different; imaginary |
| Synonyms: | absurd, artificial, capricious, chimerical, comical, crazy, eccentric, erratic, exotic, extravagant, extreme, fanciful, far-fetched, foolish, foreign, freakish, grotesque, illusive, imaginative, implausible, incredible, insane, irrational, ludicrous, mad, misleading, nonsensical, odd, out of sight, outlandish, peculiar, preposterous, quaint, queer, ridiculous, singular, unbelievable, unlikely, unreal, wacky*, weird, whimsical, fictional, hallucinatory, phantasmagorical, suppositious |
| Antonyms: | common, commonplace, conventional, customary, familiar, ordinary, plain, usual |
* = informal/non-formal usage
| Main Entry: | incredible |
| Part of Speech: | adjective |
| Definition: | beyond belief |
| Synonyms: | absurd, far-fetched, fishy*, flimsy*, implausible, impossible, improbable, inconceivable, out of the question, outlandish, phony, preposterous, questionable, ridiculous, suspect, thin*, unbelievable, unconvincing, unimaginable, unsubstantial, untenable, unthinkable, incogitable, insupposable, rings phony |
| Notes: | incredible means 'unbelievable' and incredulous means 'unbelieving' |
| Antonyms: | believable, credible, plausible, possible, realistic, tenable |
* = informal/non-formal usage
| Main Entry: | marvelous |
| Part of Speech: | adjective |
| Definition: | hard to believe; amazing |
| Synonyms: | astonishing, astounding, awe-inspiring, awesome, awful, breathtaking, extraordinary, fabulous, fantastic, implausible, improbable, incomprehensible, inconceivable, incredible, miraculous, phenomenal, prodigious, remarkable, singular, spectacular, staggering, strange, striking, stunning, stupendous, supernatural, surprising, unbelievable, unimaginable, unlikely, unusual, wonderful, wondrous, bewildering, confounding, difficult to believe |
| Antonyms: | believable, expected, ordinary, plain, unamazing |
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.
