Breadcrumb Home > Thesaurus > C Synonyms of counterstain Find synonyms for: Noun 1. counterstain, stain usage: a stain of contrasting color that is used when the principal stain does not show the structure clearly WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of counterstain (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: frisson Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language