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columbium

Noun CEFR B2

Definitions

Former name of niobium.

obsolete, uncountable, usually

Equivalents

Françaiscolumbium
DeutschColumbium
Italianocolumbio
1 more languages

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

columbo Columbus Columbus Channel Columbus County Columbus Day Columbus egg

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