YourDictionary

apsides

Variant of apsis

noun pl. apsides

  1. that point in the elliptical orbit of the moon, a planet, etc. nearest to (), or that farthest from (), the gravitational focus point
  2. apse (sense )

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.

link/cite print suggestion box