Breadcrumb Home > Dictionary > Index Q quadriennium: Meaning and Definition of Find definitions for: quad•ri•en•ni•um Pronunciation: (kwod"rē-en'ē-um), [key] — pl. -ni•ums, -ni•a quadrennium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. quadriennial quadrifid TrendingHere are the facts and trivia that people are buzzing about. The Book of Philippians: Summary Current Events This Week: May 2023 Preamble of the United Nations Charter Queen Victoria Books of the Bible: New Testament Books in Order The 88 Recognized Constellations ✖ Related Content Daily Word Quiz: shanghai Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language