Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “unbelievable”

See all translations

unbelievable

adjective  /ˌʌn·bɪˈli·və·bəl/ us  

unbelievable adjective (SURPRISING)

[not gradable] extremely surprising: That little dog eats an unbelievable amount of food.

unbelievable adjective (UNLIKELY)

not able to be believed because unlikely: an unbelievable story/excuse unbelievable luck
unbelievably
adverb [not gradable]  /ˌʌn·bɪˈli·və·bli/ us  
It was unbelievably stupid of you to go.
(Definition of unbelievable from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of unbelievable?
Add Cambridge dictionaries to your browser to your website

Definitions of “unbelievable” in other dictionaries

Word of the Day

baby

a very young child, especially one that has not yet begun to walk or talk

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More