Define the word catharsis according to Aristotle

Catharsis, the purification or purgation of the emotions (especially pity and fear) primarily through art. In criticism, catharsis is a metaphor used by Aristotle in the Poetics to describe the effects of true tragedy on the spectator.  Tragedy then has a healthful and humanizing effect on the spectator or reader.

(hope this helps can i plz have brainlist :D hehe)

Explanation:

Catharsis, the purification or purgation of the emotions (especially pity and fear) primarily through art. In criticism, catharsis is a metaphor used by Aristotle in the Poetics to describe the effects of true tragedy on the spectator.  

we need to see the examples!

the underline word is basically like a prepositional phrase.