EnglishMain Dictionary
unbelievable
Universal Words
adjective
1 used to emphasize how good, bad or extreme sth is
SYNINCREDIBLE:
We had an unbelievable (= very good) time in Paris. * Conditions in the prison camp were unbelievable (= very bad). * We get through an unbelievable amount of food each week. * The cold was unbelievable (= it was extremely cold). * It's unbelievable that (= very shocking) they have permitted this trial to go ahead.
2 very difficult to believe and unlikely to be true
SYNINCREDIBLE:
I found the whole story bizarre, not to say unbelievable.
OPPfor sense 2 BELIEVABLE
unbelievably:
unbelievably good / hot / painful / stupid * Unbelievably it actually works.