catharsis (meaning "purification" or "cleansing" or "clarification") is the purification and purgation of emotions through dramatic art, or it may be any extreme emotional state that results in renewal and restoration. in its literal medical sense, it refers to the evacuation of the catamenia—the menstrual fluid or other reproductive material from the patient. but as a metaphor it was originally used by aristotle in the poetics, comparing the effects of tragedy on the mind of a spectator to the effect of catharsis on the body.
in psychology, the term is associated with freudian psychoanalysis and specifically relates to the expression of buried trauma, bringing it into consciousness and ther…