/ Dictionary / Index O oxysulfide: Meaning and Definition of Find definitions for: ox•y•sul•fide Pronunciation: (ok"si-sul'fīd, -fid), [key] — n. Chem. a sulfide in which part of the sulfur is replaced by oxygen. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oxysalt oxytetracycline Related Content Daily Word Quiz: cur Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language