Breadcrumb Home > Thesaurus > C Synonyms of cyst Find synonyms for: Noun 1. cyst, pathology usage: a closed sac that develops abnormally in some body structure 2. vesicle, cyst, sac usage: a small anatomically normal sac or bladderlike structure (especially one containing fluid) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of cyst (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: supertonic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language