/ Thesaurus / T Synonyms of thoracic cavity Find synonyms for: Noun1. chest cavity, thoracic cavity, cavity, bodily cavity, cavumusage: the cavity in the vertebrate body enclosed by the ribs between the diaphragm and the neck and containing the lungs and heartWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language