Astro*Dictionary by Michael Erlewine
1 article for "Ap- Apo-"
Ap- and Apo- [Astro*Index]Prefix used to indicate an point of greatest distance, as in aphelion and apogee.
See also:
♦ Aphelion ♦ Apogee
Astro*Index Copyright © 1997 Michael Erlewine