silicide

n. (Chem.) A binary compound of silicon, or one regarded as binary. [ R. ] [ 1913 Webster ]

Hydrogen silicide (Chem.), a colorless, spontaneously inflammable gas, SiH4, produced artifically from silicon, and analogous to methane; -- called also silico-methane, silicon hydride, and formerly siliciureted hydrogen. [ 1913 Webster ]