/ Thesaurus / D Synonyms of diving bell Find synonyms for: Noun1. diving bell, submersibleusage: diving apparatus for underwater work; has an open bottom and is supplied with compressed airWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language