/ Dictionary / Index A autunite: Meaning and Definition of Find definitions for: au•tun•ite Pronunciation: (ôt'n-īt", ō-tun'īt), [key] — n. a yellow mineral, a hydrous calcium uranium phosphate, CaUPO&multiplydot;8HO, occurring in crystals as nearly square tablets: a minor ore of uranium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. autumn crocus Auvergne Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language