/ Dictionary / Index S sodium amide: Meaning and Definition of Find definitions for: so'dium am'ide Pronunciation: [key] — Chem. Chem. a white, crystalline, water-insoluble, flammable powder, NaNH, used chiefly in the manufacture of sodium cyanide and in organic synthesis. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sodium sodium ammonium phosphate Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language