/ Thesaurus / V Synonyms of vitamin a2 Find synonyms for: Noun1. vitamin A2, dehydroretinol, vitamin A, antiophthalmic factor, axerophthol, Ausage: a viscous alcohol that is less active in mammals than is vitamin A1WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rotund Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language