D defs.my
Entry 1 sense Webster, 1913

Perigee

· Per·i·gee · IPA /ˈpɛɹ.ə.d͡ʒi/
01 n. That point, in the orbit of the moon or other body orbiting the earth, which is nearest to the earth; -- opposed to apogee. It is sometime…
  1. 1.
    That point, in the orbit of the moon or other body orbiting the earth, which is nearest to the earth; -- opposed to apogee. It is sometimes, but rarely, used of the nearest points of bodies not orbiting the earth, such as of a comet, a planet, etc. Called also epigee, epigeum.(Astron.) Also: epigee, epigeum