/ Dictionary / Index V van conversion: Meaning and Definition of Find definitions for: van' conver"sion Pronunciation: [key] van (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vancomycin Vancouver Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language