tel·​lu·​ri·​um | \ tə-ˈlu̇r-ē-əm How to pronounce tellurium (audio) , te- \

Definition of tellurium

: a semimetallic element that occurs in a silvery-white brittle crystalline form of metallic luster, in a dark amorphous form, or combined with metals and that is used especially in alloys and catalysts — see Chemical Elements Table

Examples of tellurium in a Sentence

Recent Examples on the Web The researchers suggest that a family of mercury-cadmium-tellurium compounds appears to have the right properties. John Timmer, Ars Technica, "Variant of photovoltaic power could generate 24 hours a day," 4 Feb. 2020 The list also includes elements crucial to alternative forms of energy, such as tellurium found in solar panels and lithium used in batteries in electric cars and cellphones. Dino Grandoni, Washington Post, "The Energy 202: Trump talks a lot about coal. But his administration just named 35 'critical minerals'," 21 May 2018

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

First Known Use of tellurium

1800, in the meaning defined above

History and Etymology for tellurium

New Latin, from Latin tellur-, tellus earth

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The first known use of tellurium was in 1800

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Cite this Entry

“Tellurium.” Dictionary, Merriam-Webster, Accessed 8 May. 2021.

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tel·​lu·​ri·​um | \ tə-ˈlu̇r-ē-əm, te- How to pronounce tellurium (audio) \

Medical Definition of tellurium

: a semimetallic element related to selenium and sulfur that occurs in a silvery white brittle crystalline form of metallic luster, in a dark amorphous form, or combined with metals and that is used especially in alloys symbol Te — see Chemical Elements Table

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