tellurium
- Noun:
- A brittle silver-white metalloid element: Tellurium is a chemical element with properties between metals and nonmetals. It is related to selenium and sulfur in the periodic table.
- An element used in alloys and semiconductors: It is utilized in metallurgy to improve the properties of alloys and in electronics as a semiconductor material.
- An element occurring in ores: It is found in nature primarily combined with other elements (as tellurides) in ores of copper, nickel, silver, and gold.
- Noun:
- Tellurium is added to lead to increase its strength and corrosion resistance.
- The semiconductor properties of tellurium are critical for certain electronic devices.
- The geologist identified traces of tellurium in the silver ore sample.
"Tellurium dioxide": A compound of tellurium and oxygen (TeO₂), used in optical glass and as a catalyst.
- Tellurium dioxide is a key component in some types of glass that block infrared radiation.
"Tellurium copper": An alloy of copper and tellurium, known for its excellent machinability.
- Tellurium copper is often used for electrical connectors due to its easy machining and good conductivity.
Telluride (n): A compound of tellurium with another more electropositive element or group.
- Cadmium telluride is used in some solar panels.
Tellurous (adj): Containing tellurium in a lower valence state.
- Tellurous acid is a chemical compound with the formula H₂TeO₃.
Tellurian (adj): Pertaining to or inhabiting the earth. (Note: This is a different, rare word derived from Latin tellus for "earth," not directly from the element tellurium, but they share an etymological root).
- The science fiction novel described tellurian life forms.
- Element 52: Referring to its atomic number.
- Te: Its chemical symbol.
(This word, as a specific chemical element, does not commonly form phrasal verbs or idioms in general English. Its usage is primarily technical.)
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a brittle silver-white metalloid element that is related to selenium and sulfur; it is used in alloys and as a semiconductor; occurs mainly as tellurides in ores of copper and nickel and silver and gold
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