First Known Use: 1801
Dictionary
columbium
noun co·lum·bi·um \kə-ˈləm-bē-əm\
Definition of COLUMBIUM
: niobium
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Origin of COLUMBIUM
New Latin, from Columbia
Medical Dictionary
columbium
noun co·lum·bi·um \kə-ˈləm-bē-əm\
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