/ Dictionary / Index R red oxide of zinc: Meaning and Definition of Find definitions for: red' ox'ide of zinc' Pronunciation: [key] — Mineral. Mineral. zincite. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. redox red-pencil Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language