/ Dictionary / Index E euxenite: Meaning and Definition of Find definitions for: eux•e•nite Pronunciation: (yk'su-nīt"), [key] — n. a rare, brownish-black mineral of complex composition, an oxide of calcium, cerium, yttrium, columbium, titanium, and uranium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Eutychianus Euxine Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language