Chem. Obs. [a. F. sulphure, sulfure (Nomencl. Chimique, 1787): see -URE.] = SULPHIDE sb.
1794. Pearson, trans. Morveaus Chem. Nomencl., 356. Sulphurets, or Sulphures; which were formerly called Hepars or Livers.
1806. S. Parkes, Chem. Catech. (1819), 544. Sulphures, or Sulphurets, combinations of alkalies, or metals, with sulphur.