Breadcrumb Home > Thesaurus > M Synonyms of mouthwash Find synonyms for: Noun 1. gargle, mouthwash, solution usage: a medicated solution used for gargling and rinsing the mouth WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of mouthwash (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: procellous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language