/ Dictionary / Index C calciferous: Meaning and Definition of Find definitions for: cal•cif•er•ous Pronunciation: (kal-sif'ur-us), [key] — adj. forming salts of calcium, esp. calcium carbonate. containing calcium carbonate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: calciferous (Thesaurus) calciferol calcific Related Content Daily Word Quiz: reluctant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language