erbium

noun er·bi·um \ ˈər-bē-əm \

Definition of erbium

: a metallic element of the rare-earth group — see Chemical Elements Table

Recent Examples of erbium from the Web

  • The beam excites the erbium atoms, which then add their energy to optical data signals passing through the fiber and boost the signals' power enough to carry them 50 miles or more before needing another boost.

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'erbium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of erbium

New Latin, from Ytterby, Sweden


Medical Dictionary

erbium

noun er·bi·um \ ˈər-bē-əm \

medical Definition of erbium

: a metallic element of the rare-earth group that occurs with yttrium symbol Er — see Chemical Elements Table

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