Last Updated：2025/11/19

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A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor. / A single atom of this element.

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selenium

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Source Word

selenium

IPA(Pronunciation)

/sɪˈliː.ni.əm/

Noun

uncountable usually

A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor. / A single atom of this element.

Japanese Meaning

非金属の化学元素。記号 Se、原子番号34。主にガラス製造、顔料、半導体として利用される。 / この元素の単一原子。