| aplastic anemia |
a type of anemia caused by inadequate production of leukocytes, platelets, and the like by the bone marrow. |
| aplenty |
in abundant amounts. [2 definitions] |
| aplomb |
great self-confidence, composure, or poise. |
| apnea |
a temporary cessation of breathing. |
| APO |
abbreviation of "Army Post Office." |
| apo- |
off; away from; from. |
| apocalypse |
any of several early Jewish or Christian writings on divine revelation that symbolically depict the ultimate conflict between good and evil. [3 definitions] |
| apocarpous |
having distinctly separate seed-bearing organs, as the strawberry. |
| apocope |
the loss or omission of the final letter, syllable, or sound of a word, as in "talkin'" for "talking". |
| apocrypha |
(cap.) a group of fourteen books of the Old Testament that are rejected by Judaism, and considered by Protestants as uncanonical, eleven of which are accepted by the Roman Catholic Church. [2 definitions] |
| apocryphal |
of dubious authorship or authority. [3 definitions] |
| apodosis |
in a conditional sentence, the clause that expresses the result or conclusion, sometimes beginning with "then". (Cf. protasis.) |
| apogamy |
in botany, the development of a plant from a sporophyte, rather than from a union of gametophytes. |
| apogee |
the point in the orbit of the moon or of a man-made satellite that is farthest from the earth. (Cf. perigee.) [2 definitions] |
| apolitical |
having no interest in politics or no relation to politics. |
| Apollo |
in Greek and Roman mythology, the god of light, prophecy, music, poetry, and medicine. [2 definitions] |
| Apollonian |
of or relating to Apollo. [2 definitions] |
| Apollyon |
according to the Book of Revelation, a destroying angel who is the king of the evil spirits that will torture those who do not bear the seal of God when the earth is destroyed; Abaddon. |
| apologetic |
expressing or wanting to express regret, as for an error or an offense. [2 definitions] |
| apologetics |
(used with a sing. verb) the branch of theology dealing with the defense and proof of a religious faith, esp. Christianity. |
| apologia |
a formal, often lengthy, explanation and defense of one's actions, beliefs, or motives. |