Breadcrumb Home > Dictionary > Index Q quadrennium: Meaning and Definition of Find definitions for: quad•ren•ni•um Pronunciation: (kwo-dren'ē-um), [key] — pl. quad•ren•ni•ums, quad•ren•ni•a a period of four years. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: quadrennium (Thesaurus) quadrennial quadri- TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: perfidious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language