Borax

bō′raks, n. a mineral salt used for soldering, as a flux in metallurgy, in enamelling and glazing, as a mordant in dyeing, as a substitute for soap, and also in medicine.— adj. Borac′ic , of or relating to borax.— ns. Bor′acite , a mineral composed of boracic acid and carbonate of magnesia; Bō′rate , a salt of boracic acid.— Boracic acid , an acid obtained by di olving borax, and also found native in mineral springs in Italy. [Through Fr. and Low L. borax , borac-em , from Ar. bûraq .]