An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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biotic environment
  پرگیر ِ زیستیک  
pargir-e zistik
Fr.: environnement biotique  

Ecology: The environment consisting of living organisms, which interact with each other and with their non-living surroundings.

See also: Biotic adj. of → biotics; of → environment.