noun (n)

• a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition

  hard ferromagnetic silver white bivalent atau trivalent unsur logam; jejak unsur dalam tanaman dan hewan gizi

  Synonym:
  atomic number 27, co
  

  source: wordnet30
• A tough, lustrous, reddish white metal of the iron group, not easily fusible, and somewhat magnetic. Atomic weight 59.1. Symbol Co.

  yang tangguh, berkilau, merah logam putih di lron group, tidak mudah dapat lebur, dan agak magnetik. berat atom 59. 1. simbol co.

  source: webster1913