Definitions for: Niobium

[n] a soft gray ductile metallic element used in alloys; occurs in niobite; formerly called columbium

Webster (1913) Definition: Ni*o"bi*um, n. [NL., fr. L. & E. Niobe.] (Chem.)
A later name of columbium. See Columbium.

Synonyms: atomic number 41, Nb

See Also: columbite, columbium, metal, metallic element, niobite

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