astounding
adjective/əˈstaʊndɪŋ/
/əˈstaʊndɪŋ/
- so surprising that it is difficult to believe synonym astonishing
- There was an astounding 20 per cent increase in sales.
- The performance was an astounding success.
- They can perform astounding mathematical feats in seconds.
Take your English to the next level
The Oxford Learner’s Thesaurus explains the difference between groups of similar words. Try it for free as part of the Oxford Advanced Learner’s Dictionary app
Check pronunciation:
astounding