An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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descending node
  گره ِ فرودشی  
gereh-e forudeši
Fr.: nœud descendant  

The point in an → orbit where the orbiting body crosses a reference plane, such as the → ecliptic or the → celestial equator, going from north to south. → ascending node.

See also: → descend; → -ing; → node.