Breadcrumb Home > Dictionary > Index V vigentennial: Meaning and Definition of Find definitions for: vi•gen•ten•ni•al Pronunciation: (vī"jen-ten'ē-ul), [key] — n. a 20th anniversary. a celebration, meeting, reunion, etc., commemorating such an anniversary. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Vigée-Lebrun vigesimal TrendingHere are the facts and trivia that people are buzzing about. Animal Group Terminology Largest Countries in the World (by Area) Current Events This Week: January 2023 State Abbreviations Dinosaur Fossils (By U.S. State!) The Chinese Zodiac ✖ Related Content Daily Word Quiz: criticaster Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language