Category:Sesquisulphide

Ses`qui*sul"phide, n. Etym: [sesqui- + sulphide.] (chem.)

Defn: a sulphide, analogous to a sesquioxide, containing three atoms Of sulphur to two of the other ingredient; -- formerly called also Sesquisulphuret; as, orpiment, as2s3 is arsenic sesquisulphide.