what is potassium carbonate
Medical Definition of POTASSIUM CARBONATE. : a white salt K2CO3 that forms a strongly alkaline solution and was formerly used as a systemic alkalizer and diuretic and that is now used chiefly in making glass and soap.oun. : a white salt K2CO3 that forms a strongly alkaline solution and was formerly used as a systemic alkalizer and diuretic and that is now used chiefly in making glass and soap.