| Term | Definition |
| Anagnorisis | Recognition of one's true state leading to a reversal of fortune |
| Catastrophe | Culminating event of a drama by which the plot is resolved |
| Catharsis/Katharsis | Purging of emotions or relieving of emotional tension, especially through tragedy |
| Deus Ex Machina | "god from the machine", sudden resolution of an otherwise unsolvable problem |
| Hamartia | tragic mistake or miscalculation |
| Hubris | Excessive pride or outrage |
| Moira | fate |
| Ode | Poem written to be sung |
| Prologue | section of a tragedy before the parados |
| Parados | entrance song of chorus |
| Peripeteia | sudden turn of events or unexpected reversal of fortune |
| Stichomythia | swift dialogue between two characters |
| Strophe & Antistrophe | movements of the chorus; also refers to sections of a choral ode |
| Orchestra | dancing place = stage |
| Choragos | chorus leader |
| Sophocles | dramatist who lived from 496-406 B.C. |
| Laios | Oedipus's father |
| Olympos | city near Mount Olympus |
| Kithairon | mountain in central Greece |
| Delphi | an ancient Greek city on the slopes of Mount Parnassus |
| Tragic Hero | noble birth, fate influences community, tragic flaw - hamartia, hubris, and neither fully good nor fully evil |
| Apollo | Greek god of light |