D defs.my
Entry 1 sense Webster, 1913

Cadmium

/kăd'mēəm/ · Cad·mi·um · IPA /ˈkædmiəm/
01 n. A comparatively rare element related to zinc, and occurring in some zinc ores. It is a white metal, both ductile and malleable. Symbol Cd. …
  1. 1.
    A comparatively rare element related to zinc, and occurring in some zinc ores. It is a white metal, both ductile and malleable. Symbol Cd. Atomic weight 111.8. It was discovered by Stromeyer in 1817, who named it from its association with zinc or zinc ore.(Chem.)
Phrases & compounds
Cadmium yellow — a compound of cadmium and sulphur, of an intense yellow color, used as a pigment.