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Erbium
//ˈɝ.bi.əm// noun
Definitions
Noun
- 1 A chemical element (symbol Er) with atomic number 68: a silvery-white metal, in nature always found in combination with other elements. countable, uncountable
- 2 a trivalent metallic element of the rare earth group; occurs with yttrium wordnet
- 3 A single atom of this element. countable
Etymology
Borrowed from New Latin erbium; itself from Swedish Ytterby (the name of the town where the element was first discovered) + -ium, coined by Swedish chemist and mineralogist Carl Gustaf Mosander in 1843. Doublet of terbium, ytterbium, and yttrium.
See also for "erbium"
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