Purgation, or cleansing, of a passage of the body, esp. the bowels.

【医】导泻；净肠胃；通便。

Purification of the emotions, as through the contemplation of works of art, esp. tragedy; a term employed by Aristotle.

【哲】舒泄(为亚里斯多德所用之名词；意谓由对艺术作品，尤其是悲剧之沉思默想，可净化观众情绪云)。