/ Thesaurus / T Synonyms of tympanic cavity Find synonyms for: Noun1. middle ear, tympanic cavity, tympanum, cavity, bodily cavity, cavumusage: the main cavity of the ear; between the eardrum and the inner earWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ravenous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language