Breadcrumb Home > Thesaurus > E Synonyms of eosin Find synonyms for: Noun 1. eosin, bromeosin, fluorescein, fluoresceine, fluorescent dye, resorcinolphthalein usage: a red fluorescent dye resulting from the action of bromine on fluorescein; used in cosmetics and as a biological stain for studying cell structures WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of eosin (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: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language