The definition of catharsis is letting out your anger or frustration so you can feel better.(noun)
An example of catharsis is talk therapy.
See catharsis in Webster's New World College Dictionary
Origin: ModL < Gr katharsis, purification < kathairein, to purify < katharos, pure
See catharsis in American Heritage Dictionary 4
noun pl. ca·thar·ses (-sēz)
Origin: New Latin
Origin: , from Greek katharsis
Origin: , from kathairein, to purge
Origin: , from katharos, pure.
Learn more about catharsis