selenium
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selenium
- /sɪˈliːni.əm/ UK, US
- /səˈliːni.əm/ UK, US
Rhymes with -iːniəm
Where it comes from
From French sélénium, the name coined by Swedish chemist Jöns Jacob Berzelius in 1818 from Ancient Greek σελήνη (selḗnē, “moon”) in reference to original confusion with the similar element tellurium.
noun seleniums
- A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor. Pluck almost any cell from your body and it will have a million or more selenium atoms in it.
- An atom of this element.
Translations
Talk about this word "selenium." Wiktionary, via Micwyn, micwyn.com/word/selenium. Accessed 6 Nov. 2026. selenium. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/selenium "selenium." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/selenium.Cite this
@misc{selenium_2026,
title = {selenium},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/selenium},
urldate = {2026-11-06}
}
