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[sel-uh-nahyd, -nid] /ˈsɛl əˌnaɪd, -nɪd/
noun, Chemistry
any compound in which bivalent selenium is combined with a positive element, as potassium selenide, K 2 Se, or with a group.
Origin of selenide
1840-50; selen(ium) + -ide Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for selenide
  • Copper sulfide ores have copper selenide as an impurity.
  • Electrons get trapped in the cadmium-sulfide core while positively charged holes move to the zinc-selenide shell.
  • Other companies have tried to compete with silicon by using higher-efficiency thin-film panels of copper indium gallium selenide.
  • Hydrogen selenide is a selenium compound that exists as a colorless gas at room temperature.
  • Arsenic may be used for germanium-arsenide-selenide specialty optical materials.

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