/ Dictionary / Index D disodium phosphate: Meaning and Definition of Find definitions for: di•so'di•um phos'phate Pronunciation: (dī-sō'dē-um), [key] — Chem. Chem. See(def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. disoblige disopyramide Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language