An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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interstellar molecule
  مولکول ِ اندر-اختری  
molekul-e andaraxtari
Fr.: molécule interstellaire  

Any molecule that occurs naturally in clouds of gas and dust in the interstellar medium. So far more than 140 species have been discovered, many of which nonexistent on Earth.

See also: → interstellar; → molecule.