Hydrosulphide
Pronunciation : Hy`dro*sul"phide
Part of Speech : n.
Definition : Defn: One of a series of compounds, derived from hydrogen sulphide by the replacement of half its hydrogen by a base or basic radical; as, potassium hydrosulphide, KSH. The hydrosulphides are analogous to the hydrates and include the mercaptans.
(Chem.)
Source : Webster's Unabridged Dictionary, 1913