/ Dictionary / Index F fergusonite: Meaning and Definition of Find definitions for: fer•gu•son•ite Pronunciation: (fûr'gu-su-nīt"), [key] — n. a rare-earth mineral, yttrium columbate and tantalate, found in pegmatites. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fergusonite (Thesaurus) Ferguson ferhoodle Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language