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Selenium
/səˈliː.ni.əm/
A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor.
📖 Definitions of "Selenium"
noun
- 1
A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor.
- 2
A single atom of this element.
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