1) Antimonious 2) Metal 3) Metallic element 1) Antimonious 
• (a.) Pertaining to, or derived from, antimony; -- said of those compounds of antimony in which this element has its highest equivalence; as, antimonic acid.
An`ti·mon'ic adjective (Chemistry) Pertaining to, or derived from, antimony; -- said of those compounds of antimony in which this element has its highest equivalence; as, antimonic acid. 
[adj] - relating to or derived from antimony
antimonious adjective relating to or derived from antimony; `antimonious oxide`
of or containing antimony, esp. in the pentavalent state.