/ Dictionary / Index F fluorite: Meaning and Definition of Find definitions for: fluo•rite Pronunciation: (floor'īt, flôr'-, flōr'-), [key] — n. a common mineral, calcium fluoride, CaF, occurring in green, blue, purple, yellow, or colorless crystals, usually in cubes: the principal source of fluorine, used also as a flux in metallurgy and for ornament. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fluorite (Thesaurus) fluorine dating fluoro- Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language