/ Dictionary / Index T theatricalism: Meaning and Definition of Find definitions for: the•at•ri•cal•ism Pronunciation: (thē-a'tri-ku-liz"um), [key] — n. conduct suggesting theatrical actions or mannerisms, esp. of an extravagant or exhibitionist sort. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. theatrical film theatricalize Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language