| Term | Definition |
| antebellum | (adj.) of a period before war, especially the American CIvil War |
| antecedent | (n.) 1 a thing or event that precedes 2 (grammar) the noun to which a pronoun refers (adj.) preceding; going before |
| anterior | (adj.) coming before in position or time |
| avant-garde | (adj.) ahead of the times, especially in the arts (n.) a group that is ahead of the times |
| vanguard | (n.) 1 the foremost position, especially of an army or fleet 2 leaders of a movement, fashion, etc. |
| precept | (n.) a command; a rule of conduct |
| predestination | (n.) the belief that what happens in human life had already been determined by some higher power |
| preempt | (tr. v.) to take possession of something before anyone else can do so |
| premonition | (n.) a warning in advance |
| preposterous | (adj.) absurd; contrary to nature or reason |
| pretentious | (adj.) showy; pompous, claiming unjustified distinction |