A mineral, consisting of the sulphates of soda and lime. GLAUBER'S SALT; GLAUBER'S SALTS Glau"ber's salt` or; Glau"ber's salts` (. Etym: [G. glaubersalz, from Glauber, a German chemist who discovered it. See Glauberite.] Sulphate of soda, a well-known cathartic. It is a white crystalline substance, with a cooling, slightly bitter taste, and is c...