| A | B |
| Aristotle | Greek philosopher |
| Plato | Aristotle's teacher |
| Academy | the school he attended |
| Lyceum | the school Aristotle started |
| Athens | the city where Aristotle taught |
| Nichomachus | father of Aristotle |
| philosopher | a person who seeks wisdom |
| virtue | a conduct that agrees with what is morally right |
| vice | evil conduct or habit |
| utopia | a place of ideal perfection |
| syllogism | a kind of logical argument |
| logic | a study of rules of sound reasoning |
| ethics | rules of moral conduct |
| Pythias | wife of Aristotle |
| Before Christ | meaning of B.C. |
| Alexander | famous ruler who studied with Aristotle |
| paripatetics | name given to Aristotle's students |
| four | the number of Causes he identified |
| sixty-two | the age at which Aristotle died |
| moderation | choosing the middle road |