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holmium definition

hol·mium (hōl′mē əm)

noun

a trivalent, silvery chemical element, one of the rare-earth elements: symbol, Ho; at. no., 67

Etymology: ModL < earlier holmia, so named (1879) by P. T. Cleve (see cleveite), its second discoverer (first was L. Soret, Fr chemist, in 1878), after Holmia, Latinized name of Stockholm, his native city + -ium

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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