/ Dictionary / Index C cobaltite: Meaning and Definition of Find definitions for: co•bal•tite Pronunciation: (kō-bôl'tīt, kō'bôl-tīt"), [key] — n. a mineral, cobalt arsenic sulfide, CoAsS, silver-white with a reddish tinge: an end member of a series of solid solutions that includes gersdorffite; used as an ore of cobalt. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cobaltite (Thesaurus) cobaltic cobaltous Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language