/ Dictionary / Index C calc-sinter: Meaning and Definition of Find definitions for: calc-sin•ter Pronunciation: (kalk'sin"tur), [key] — n. Mineral. travertine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. calcium sulfide calc-spar Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language