/ Dictionary / Index P provitamin A: Meaning and Definition of Find definitions for: provitamin A Pronunciation: [key] carotene. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. provitamin provo Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language