cad·mi·um /ˈkædmiəm/
 鎘


 cad·mi·um /ˈkædmɪəm/ 名詞
 鎘


 Cad·mi·um n.  Chem. 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.
 Cadmium yellow, a compound of cadmium and sulphur, of an intense yellow color, used as a pigment.

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 cadmium
      n : a soft bluish-white ductile malleable toxic bivalent
          metallic element; occurs in association with zinc ores
          [syn: Cd, atomic number 48]


 cadmium
 Symbol: Cd
 Atomic number: 48
 Atomic weight: 112.40
 Soft bluish metal belonging to group 12 of the periodic table. Extremely
 toxic even in low concentrations. Chemically similar to zinc, but lends
 itself to more complex compounds. Discovered in 1817 by F. Stromeyer.