1. Noun
A tough, lustrous, reddish white metal of the iron group, not easily fusible, and somewhat magnetic. Atomic weight 59.1. Symbol Co.
2. Noun
A commercial name of a crude arsenic used as fly poison.
3. Noun
a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition
Vocabulary classified under Chemistry
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