Breadcrumb Home > Thesaurus > C Synonyms of carotenoid Find synonyms for: Noun 1. carotenoid, phytochemical, pigment, antioxidant usage: any of a class of highly unsaturated yellow to red pigments occurring in plants and animals WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of carotenoid (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: demagogue Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language