An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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isogonal trajectory
  ترایشانه‌ی ِ ایزوکنج  
tarâyešâne-ye izokonj
Fr.: trajectoire isogonale  

Math.: A curve which intersects every member of a given one-parameter family of curves at one and the same angle.

See also: → isogonal; → trajectory.