'Polysulphide' definitions:

Definition of 'Polysulphide'

From: GCIDE
  • Polysulphide \Pol`y*sul"phide\, n. [Poly- + sulphide.] (Chem.) A sulphide having more than one atom of sulphur in the molecule; -- contrasted with monosulphide. [1913 Webster]