D defs.my
Entry 2 senses Webster, 1913

Sulphuric

· Sul·phu·ric · IPA
01 a. Of or pertaining to sulphur; as, a sulphuric smell.
  1. 1.
    Of or pertaining to sulphur; as, a sulphuric smell.
  2. 2.
    Derived from, or containing, sulphur; specifically, designating those compounds in which the element has a higher valence as contrasted with the sulphurous compounds; as, sulphuric acid.(Chem.)
Phrases & compounds
Sulphuric acid — Sulphur trioxide (see under Sulphur); -- formerly so called on the dualistic theory of salts.
Fuming sulphuric acid — See Disulphuric acid, under Disulphuric.
Sulphuric anhydride — sulphur trioxide. See under Sulphur.
Sulphuric ether — common anaesthetic ether; -- so called because made by the catalytic action of sulphuric acid on alcohol. See Ether, 3 (a).