Synonyms and Antonyms of improbable
not likely to be true or to occur it seems improbable that the two writers never met since they traveled in the same social circles Synonyms doubtful, dubious, far-fetched, flimsy, questionable, unapt, unlikely Related Words implausible, impossible, inconceivable, incredible, unbelievable, unimaginable, unthinkable; absurd, bizarre, crazy, fantastic (also fantastical), foolish, insane, nonsensical, odd, outlandish, preposterous, ridiculous, unreal, wild; outside, remote, slight Near Antonyms believable, conceivable, credible, earthly, imaginable, plausible; possible, potential; liable Antonyms likely, probable
Seen and Heard
What made you want to look up improbable? Please tell us where you read or heard it (including the quote, if possible).