/ Dictionary / Index P prologuize: Meaning and Definition of Find definitions for: pro•logu•ize Pronunciation: (prō'lô-gīz", -lo-), [key] — -ized, -iz•ing. to compose or deliver a prologue. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prologuize (Thesaurus) prologue prolong Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language