ALL meanings of potassium bicarbonate
po·tas·si·um bi·car·bo·nate
P p - noun potassium bicarbonate a white, crystalline, slightly alkaline, salty-tasting, water-soluble powder, KHCO 3 , produced by the passage of carbon dioxide through an aqueous potassium carbonate solution: used in cookery as a leavening agent and in medicine as an antacid. 1