An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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rotation axis
  آسه‌ی ِ چرخش  
âse-ye carxeš
Fr.: axe de rotation  

The imaginary line around which an object rotates. Same as → rotational axis and → axis of rotation.

See also: → rotation; → axis.