boric acidboric acid
a white, crystalline compound, HBO, with the properties of a weak acid, used as a mild antiseptic and in the manufacture of glass, enamels, flame retardants, etc.
A water-soluble white or colorless crystalline compound, H3BO3, used as an antiseptic and preservative and in fireproofing compounds, cosmetics, ophthalmic solutions, cements, and enamels.
(plural boric acids)
- (chemistry) H3BO3; B(OH)3; a white crystalline solid, soluble in hot water to form a weak acid. Used as a mild antiseptic, flame retardant, insecticide, and in the manufacture of borax and other borate salts.
- (chemistry) A hydrate of boric oxide, specifically any of the three acids orthoboric acid, metaboric acid, or pyroboric acid.