Breadcrumb Home > Thesaurus > C Synonyms of calcium Find synonyms for: Noun 1. calcium, Ca, atomic number 20, metallic element, metal usage: a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of calcium (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: hagiography Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language