D defs.my
Entry 1 sense Webster, 1913

Antimony

/(ăn"tĭ*mō̇*ny̆; 112)/ · An·ti·mo·ny · IPA /ˈæn.tɪˌmoʊ.ni/
01 n. An elementary substance, resembling a metal in its appearance and physical properties, but in its chemical relations belonging to the class…
  1. 1.
    An elementary substance, resembling a metal in its appearance and physical properties, but in its chemical relations belonging to the class of nonmetallic substances. Atomic weight, 120. Symbol, Sb.(Chem.)