/ Thesaurus / B Synonyms of bacterial plaque Find synonyms for: Noun1. dental plaque, bacterial plaque, plaqueusage: a film of mucus and bacteria deposited on the teeth that encourages the development of dental cariesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language