columbium

[ kuh-luhm-bee-uhm ]

nounChemistry.
  1. (formerly) niobium. Symbol: Cb

Origin of columbium

1
1801; Columb(ia) (a literary name for the United States of America) + -ium

Words Nearby columbium

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How to use columbium in a sentence

British Dictionary definitions for columbium

columbium

/ (kəˈlʌmbɪəm) /


noun
  1. the former name of niobium

Origin of columbium

1
C19: from New Latin, from Columbia, the United States of America

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