columbium Hear it!

columbium definition

co·lum·bium (kə lum′bē əm)

noun

niobium

Etymology: ModL: so named (1801) by C. Hatchett (1765-1847), Brit chemist < Columbia + -ium, because the ore had been brought from Massachusetts

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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