Source : Webster's Revised Unabridged Dictionary (1913)

Sulphide \Sul"phide\, n. (Chem.)
   A binary compound of sulphur, or one so regarded; -- formerly
   called {sulphuret}.

   {Double sulphide} (Chem.), a compound of two sulphides.

   {Hydrogen sulphide}. (Chem.) See under {Hydrogen}.

   {Metallic sulphide}, a binary compound of sulphur with a
      metal.

Source : WordNet®

sulphide
     n : a compound of sulphur and some other element that is more
         electropositive [syn: {sulfide}]