/ Dictionary / Index T tyrannize: Meaning and Definition of Find definitions for: tyr•an•nize Pronunciation: (tir'u-nīz"), [key] — v., -nized, -niz•ing. —v.i. to exercise absolute power or control, esp. cruelly or oppressively (often fol. by over). to govern despotically, cruelly, or oppressively. to govern or reign as a tyrant. —v.t. to rule or govern tyrannically; treat oppressively. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tyrannize (Thesaurus) tyrannicide tyrannosaur Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language