| Term | Definition |
| ad hoc | concerned or dealing with a specific purpose or end |
| albatross | a seemingly inescapable moral or emotional burden, as of guilt' or 'anything burdensome that impedes action or progress (figurative) |
| anthropocentric | regarding human beings as the center of the universe |
| apheresis | the loss or omission of one or more letters or sounds at the beginning of a word |
| apposite | suitable and relevant to a situation or subject; apt; pertinent |
| abacinate | to blind (a person) by placing red-hot pokers, or metal basins, in front of the eyes |
| aglet | the plastic or metal tip of a shoelace |
| feazings | the unraveled part at the end of a cord |
| akimbo | with hand on hip and elbow bent outward |
| amaranth | an unfading flower |
| ambrosia | something especially delicious to taste or smell |
| augury | the art or practice of divination from signs or omens |