Breadcrumb Home > Thesaurus > C Synonyms of catechin Find synonyms for: Noun 1. catechin, tannin, tannic acid usage: a tannic acid that is extracted from black catechu as a white crystalline substance WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of catechin (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: rococo Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language