/ Dictionary / Index O octahedrite: Meaning and Definition of Find definitions for: oc•ta•he•drite Pronunciation: (ok"tu-hē'drīt), [key] — n. Mineral. anatase. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. octahedral octahedron Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language