selenium

See also: Selenium and sélénium

English

Chemical element (edit)
Se
Atomic number 34
selenium
Classification data
Period 4
Group 16
Block p-block
Class nonmetal
Previous: ← arsenic (As)
Next: bromine (Br) →
English Wikipedia article on Selenium

Etymology

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.[1]

Pronunciation

  • (UK, US) enPR: sĭlēn′ēəm, səlēn′ēəm, IPA(key): /sɪˈliːni.əm/, /səˈliːni.əm/
  • Audio (General American):(file)
  • Audio (Southern England):(file)
  • Rhymes: -iːniəm

Noun

selenium (usually uncountable, plural seleniums)

  2. A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor.
    Hypernym: chalcogen
    • 2019, Bill Bryson, The Body: A Guide for Occupants, Black Swan (2020), page 4:
      Pluck almost any cell from your body and it will have a million or more selenium atoms in it.
  3. An atom of this element.

Derived terms

Translations

References

  • David Barthelmy (1997–2026), “Selenium”, in Webmineral Mineralogy Database.
  • “selenium”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.
  1. ^ Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988

See also

Anagrams

Afrikaans

Pronunciation

  • Audio:(file)

Noun

selenium (uncountable)

  1. synonym of seleen (“selenium”)

Czech

Pronunciation

  • IPA(key): [ˈsɛlɛːnɪjum]
  • Hyphenation: se‧le‧nium

Noun

selenium n

  1. alternative form of selen

Declension

Declension of selenium (semisoft neuter foreign)
singular plural
nominative selenium selenia
genitive selenia selenií
dative seleniu seleniím
accusative selenium selenia
vocative selenium selenia
locative seleniu seleniích
instrumental seleniem selenii

Further reading

Dutch

Etymology

Borrowed from New Latin selēnium, a word coined by Swedish chemist Berzelius in 1818, from Ancient Greek Σελήνη (Selḗnē, “moon”).[1]

Pronunciation

  • IPA(key): /səˈleː.ni.ʏm/, /seːˈleː.ni.ʏm/
  • Audio:(file)
  • Hyphenation: se‧le‧ni‧um

Noun

selenium n (uncountable, no diminutive)

  1. selenium [from 1818]
    Synonym: seleen

References

  1. ^ Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988

Indonesian

Chemical element (edit)
Se
Atomic number 34
selenium
Classification data
Period 4
Group 16
Block p-block
Class nonmetal
Previous: ← arsen, arsenik (As)
Next: bromin (Br) →

Etymology

Internationalism. Learned borrowing from New Latin selēnium, a word coined by Swedish chemist Berzelius in 1818, from Ancient Greek Σελήνη (Selḗnē, “moon”).[1]

Pronunciation

  • (Standard Indonesian) IPA(key): /seleˈnium/ [se.leˈni.ʊm]
  • Rhymes: -um
  • Syllabification: se‧le‧ni‧um

Noun

selenium (plural selenium-selenium)

  1. selenium

Derived terms

  • selenium sulfida

References

  1. ^ Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988

Further reading

Latin

Chemical element (edit)
Se
Atomic number 34
selenium
Classification data
Period 4
Group 16
Block p-block
Class nonmetal
Previous: ← arsenicum, arrenicum (As)
Next: bromium (Br) →
Latin Wikipedia article on Selenium

Etymology

From Ancient Greek Σελήνη (Selḗnē, “moon”) + -ium.

Pronunciation

Noun

selēnium n (genitive selēniī); second declension

  1. (New Latin) selenium

Declension

Second-declension noun (neuter), singular only.

singular
nominative selēnium
genitive selēniī
dative selēniō
accusative selēnium
ablative selēniō
vocative selēnium

Malay

Chemical element (edit)
Se
Atomic number 34
selenium
Classification data
Period 4
Group 16
Block p-block
Class nonmetal
Previous: ← arsenik (As)
Next: bromin (Br) →

Etymology

From English selenium, from New Latin, from Ancient Greek Σελήνη (Selḗnē).

Pronunciation

  • IPA(key): [selɛniom]
  • Rhymes: -iom, -jom, -om

Noun

selenium

  1. selenium (chemical element)

Romanian

Noun

selenium n (uncountable)

  1. alternative form of seleniu

Declension

singular only indefinite definite
nominative-accusative selenium seleniumul
genitive-dative selenium seleniumului
vocative seleniumule
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