unbelievable

[ uhn-bi-lee-vuh-buh l ]
/ ˌʌn bɪˈli və bəl /

adjective

too dubious or improbable to be believed: an unbelievable excuse.
so remarkable as to strain credulity; extraordinary: the unbelievable fury of the storm; an unbelievable athlete.

Origin of unbelievable

1540–50; un-1 + believable

OTHER WORDS FROM unbelievable

un·be·liev·a·bly, adverb

Words nearby unbelievable

Example sentences from the Web for unbelievably

British Dictionary definitions for unbelievably (1 of 2)

unbelievably
/ (ˌʌnbɪˈliːvəblɪ) /

adverb

in a manner that is hard to believe; astonishingly it gets unbelievably hot
(sentence modifier) it is hard to believe that; incredibly unbelievably, he remained utterly cheerful

British Dictionary definitions for unbelievably (2 of 2)

unbelievable
/ (ˌʌnbɪˈliːvəbəl) /

adjective

unable to be believed; incredible or astonishing

Derived forms of unbelievable

unbelievability or unbelievableness, noun