inconceivable

in·con·ceiv·able

adj \ˌin-kən-ˈsē-və-bəl\

Definition of INCONCEIVABLE

: not conceivable: as a : impossible to comprehend b : unbelievable

— in·con·ceiv·abil·i·ty \-ˌsē-və-ˈbi-lə-tē\ noun

— in·con·ceiv·able·ness \-ˈsē-və-bəl-nəs\ noun

— in·con·ceiv·ably \-blē\ adverb

Examples of INCONCEIVABLE

1. The fire caused an inconceivable amount of damage.
2. After coming this far, to quit now would be inconceivable.

First Known Use of INCONCEIVABLE

1624

Related to INCONCEIVABLE

Synonyms: fantastic (also fantastical), implausible, incredible, incredulous, unbelievable, uncompelling, unconceivable, unconvincing, unimaginable, unthinkable

Antonyms: believable, cogitable, conceivable, convincing, credible, creditable, imaginable, plausible, supposable, thinkable

Related Words: debatable, disputable, dodgy [chiefly British], doubtable, doubtful, dubious, dubitable, far-fetched, fishy, flimsy, questionable, shaky, suspect, suspicious, unlikely, unreasonable; hopeless, impossible; absurd, comical, farcical, laughable, ludicrous, outlandish, preposterous, ridiculous, risible, silly; indefensible, insupportable, untenable

Near Antonyms: likely, possible, probable; reasonable; certain, incontestable, indisputable, indubitable, questionless, sure, undeniable, undoubted, unquestionable

[+]more[-]hide

Rhymes with INCONCEIVABLE

imperceivable, irretrievable, unbelievable, unconceivable