Breadcrumb Home > Thesaurus > G Synonyms of gypsum Find synonyms for: Noun 1. gypsum, mineral, calcium sulphate, calcium sulfate usage: a common white or colorless mineral (hydrated calcium sulphate) used to make cements and plasters (especially plaster of Paris) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of gypsum (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: prescient Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language