Sul-phū’ric, a.

(Synop., § 130), a. [Fr. sulfurique.] (Chem.) Of, pertaining to, or obtained from, sulphur.

Sulphuric acid, an acid formed by one equivalent of sulphur combined with three equivalents of oxygen;—formerly called vitriolic acid, or oil of vitriol.—Sulphuric ether, common ether. See ETHER.