Definition of observant adjective from the Oxford Advanced Learner's Dictionary

     

    observant

     adjective
    adjective
    BrE BrE//əbˈzɜːvənt//
     
    ; NAmE NAmE//əbˈzɜːrvənt//
     
     
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  1. 1good at noticing things around you synonym sharp-eyed Observant walkers may see red deer along this stretch of the road. How very observant of you! She keeps an observant eye on developments in education. He was acutely observant of the poverty around him.
  2. 2(formal) careful to obey religious laws and customs
  3. Word Origin late Middle English (as a noun): from French, literally ‘watching’, present participle of observer, from Latin observare ‘to watch’, from ob- ‘towards’ + servare ‘attend to, look at’.
See the Oxford Advanced American Dictionary entry: observant