/ Thesaurus / B Synonyms of bubble shell Find synonyms for: Noun1. bubble shell, gastropod, univalveusage: marine gastropod mollusk having a very small thin shellWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: entomology Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language