sharp-eyed
adjective/ˌʃɑːp ˈaɪd/
/ˌʃɑːrp ˈaɪd/
- able to see very well and quick to notice things synonym observant
- A sharp-eyed reader spotted the mistake in yesterday's paper.
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sharp-eyed
Definition of sharp-eyed adjective from the Oxford Advanced Learner's Dictionary