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deuterium

From Wiktionary, the free dictionary
See also: Deuterium and deutérium

English

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English Wikipedia has an article on:
Wikipedia
Diagram of a deuterium atom. Note the neutron (red), absent in normal hydrogen.

Etymology

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From deutero- +‎ -ium. Coined by American physical chemist Harold Urey, from Ancient Greek δεύτερος (deúteros, second).

Pronunciation

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  • (UK) IPA(key): /djuːˈtɪəɹɪəm/, /dʒuːˈtɪəɹɪəm/
  • Audio (Southern England):(file)
  • (US) IPA(key): /djuːˈtɪɹi.əm/
  • Hyphenation: deu‧te‧ri‧um
  • Rhymes: -ɪəɹiəm

Noun

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deuterium (countable and uncountable, plural deuteriums)

  1. (physics) An isotope of hydrogen with one proton and one neutron in each atom - 21H.
    Heavy water is "heavy" because it contains deuterium.
  2. An atom of this isotope.
    There were about 80 deuteriums for every million protiums, and virtually no tritium.

Usage notes

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IUPAC recommends that the chemical symbol for deuterium should be 2H, rather than D;[1] to prevent problems in alphabetical sorting of formulae. Likewise, tritium should be called 3H, rather than T.

Synonyms

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Hypernyms

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Coordinate terms

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Derived terms

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Translations

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See also

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References

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Czech

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Pronunciation

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  • IPA(key): [ˈdɛu̯tɛːrɪjum]

Noun

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deuterium n

  1. deuterium (isotope of hydrogen)

Declension

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Dutch

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Dutch Wikipedia has an article on:
Wikipedia nl

Etymology

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Borrowed from English deuterium. Coined by Harold Urey, an American chemist, from Ancient Greek δεύτερος (deúteros, second) + -ium.

Pronunciation

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  • IPA(key): /ˌdœy̯ˈteː.ri.ʏm/
  • Audio:(file)
  • Hyphenation: deu‧te‧ri‧um
  • Rhymes: -eːriʏm

Noun

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deuterium n (uncountable)

  1. deuterium

Derived terms

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Finnish

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Etymology

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Internationalism (see English deuterium).

Pronunciation

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  • IPA(key): /ˈdeu̯terium/, [ˈde̞u̯t̪e̞ˌrium]
  • Rhymes: -ium
  • Hyphenation(key): deu‧te‧ri‧um

Noun

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deuterium

  1. (physics) deuterium

Declension

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Inflection of deuterium (Kotus type 5/risti, no gradation)
nominative deuterium deuteriumit
genitive deuteriumin deuteriumien
partitive deuteriumia deuteriumeja
illative deuteriumiin deuteriumeihin
singular plural
nominative deuterium deuteriumit
accusative nom. deuterium deuteriumit
gen. deuteriumin
genitive deuteriumin deuteriumien
partitive deuteriumia deuteriumeja
inessive deuteriumissa deuteriumeissa
elative deuteriumista deuteriumeista
illative deuteriumiin deuteriumeihin
adessive deuteriumilla deuteriumeilla
ablative deuteriumilta deuteriumeilta
allative deuteriumille deuteriumeille
essive deuteriumina deuteriumeina
translative deuteriumiksi deuteriumeiksi
abessive deuteriumitta deuteriumeitta
instructive deuteriumein
comitative See the possessive forms below.
Possessive forms of deuterium (Kotus type 5/risti, no gradation)

Further reading

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Latin

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Noun

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deuterium n (genitive deuteriī or deuterī); second declension

  1. deuterium

Declension

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Second-declension noun (neuter).

singular plural
nominative deuterium deuteria
genitive deuteriī
deuterī1
deuteriōrum
dative deuteriō deuteriīs
accusative deuterium deuteria
ablative deuteriō deuteriīs
vocative deuterium deuteria

1Found in older Latin (until the Augustan Age).

Malay

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Malay Wikipedia has an article on:
Wikipedia ms

Etymology

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From English hydrogen, from Ancient Greek δεύτερος (deúteros, second) + -ium.

Pronunciation

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Noun

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deuterium

  1. (physics) deuterium (isotope of hydrogen)