/ Dictionary / Index P potassium sodium tartrate: Meaning and Definition of Find definitions for: potas'sium so'dium tar'trate Pronunciation: [key] — Chem. Chem. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. potassium phosphate potassium sulfate Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language