noun (n)

• a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium

  lembut lentur grey metallic unsur digunakan dalam campuran; terjadi di niobite; sebelumnya disebut columbium

  Synonym:
  atomic number 41, nb
  

  source: wordnet30
• A later name of columbium. See Columbium.

  kemudian nama columbium. lihat columbium u/ u.

  source: webster1913