/ Dictionary / Index O olivenite: Meaning and Definition of Find definitions for: o•liv•en•ite Pronunciation: (ō-liv'u-nīt", ol'u-vu-), [key] — n. a mineral, basic copper arsenate, CuAsO(OH), occurring in crystals and in masses, usually olive-green in color. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: olivenite (Thesaurus) olive-green olive oil Related Content Daily Word Quiz: serendipity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language