/ Dictionary / Index C catastasis: Meaning and Definition of Find definitions for: ca•tas•ta•sis Pronunciation: (ku-tas'tu-sis), [key] — pl. -ses the part of a drama, preceding the catastrophe, in which the action is at its height; the climax of a play. Cf. catastrophe (def. 4), Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. catarrhine catastrophe Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language