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Nb

DEFINITIONS OF: Nb

1

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

Synonyms:
atomic number 41, niobium
Types:
columbium
a former name for niobium
Type of:
metal, metallic element
any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
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