/ Dictionary / Index P phlogopite: Meaning and Definition of Find definitions for: phlog•o•pite Pronunciation: (flog'u-pīt"), [key] — n. a magnesium-rich mica mineral, usually yellowish-brown, but sometimes reddish-brown. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: phlogopite (Thesaurus) phlogiston phlorizin Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language