| APO | a formal written defense of something you believe in strongly |
|---|---|
| APO | apoapsis in orbit around the moon |
| APO | a plant that reproduces or is reproduced by apomixis |
| APO | (botany) of or relating to a plant that reproduces by apomixis |
| APO | (botany) of or relating to a plant that reproduces by apomixis |
| APO | any of several kinds of reproduction without fertilization |
| APO | a morphine derivative that is not as strong as morphine |
| APO | any of the deeper and thicker fascia that attach muscles to bones |
| APO | of or relating to an aponeurosis |
| APO | (archaic) addressed to one who is departing |
| APO | mentioning something by saying it will not be mentioned |
| APO | a short pithy instructive saying |