/ Dictionary / Index D disulfuric: Meaning and Definition of Find definitions for: di•sul•fu•ric Pronunciation: (dī"sul-fyoor'ik), [key] — adj. Chem. pyrosulfuric. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. disulfoton disulphate Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language