Breadcrumb Home > Thesaurus > P Synonyms of provitamin Find synonyms for: Noun1. provitamin, hydrocarbonusage: vitamin precursor; a substance that is converted into a vitamin in animal tissuesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of provitamin (Dictionary) ✖ Related Content Daily Word Quiz: tendentious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language