Breadcrumb Home > Dictionary > Index V Cite Van Allen: Meaning and Definition of Find definitions for: Van Al•len Pronunciation: (van al'un), [key] born 1914, U.S. physicist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vanadous Van Allen belt TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News The Holocaust (1933–1945) Chinese New Year History, Meaning, and Celebrations Noble Titles and Ranks in a Monarchy The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: nonpareil Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language