| Term | Definition |
| Aristolelian Tragedy | Tragedy (, tragÅidia, "goat-song") is a form of art based on human suffering that offers its audience pleasure |
| Hamartia | tragic flaw: the character flaw or error of a tragic hero that leads to his downfall |
| Peripeteia | a sudden and unexpected change of fortune or reverse of circumstances |
| catharsis | A release of emotional tension after an overwhelming vicarious experience, resulting in the purging or purification of the emotions, as through watching a dramatic production (especially a tragedy) |
| catastrophe | a change in fortunes, generally from good to bad |
| anagnorisis | The moment in the plot of a drama in which the hero makes a discovery that explains previously unexplained events or situations |