deuterium
English edit
Etymology edit
deutero- + -ium. Coined by American physical chemist Harold Urey, from Ancient Greek δεύτερος (deúteros, “second”)
Pronunciation edit
- (UK) IPA(key): /djuːˈtɪəɹɪəm/, /dʒuːˈtɪəɹɪəm/
Audio (Southern England) (file) - (US) IPA(key): /djuːˈtɪɹi.əm/
- Hyphenation: deu‧te‧ri‧um
- Rhymes: -ɪəɹiəm
Noun edit
deuterium (countable and uncountable, plural deuteriums)
- (physics) An isotope of hydrogen formed of one proton and one neutron in each atom - 21H.
- Heavy water is "heavy" because it contains deuterium.
- An atom of this isotope.
- There were about 80 deuteriums for every million protiums, and virtually no tritium.
Synonyms edit
- heavy hydrogen
- 2H, D (chemical symbol)
Usage notes edit
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 have the chemical symbol 3H, rather than T.
Hypernyms edit
Coordinate terms edit
Derived terms edit
Related terms edit
Translations edit
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See also edit
References edit
Czech edit
Pronunciation edit
Noun edit
deuterium n
- deuterium (isotope of hydrogen)
Declension edit
Dutch edit
Etymology edit
Borrowed from English deuterium. Coined by Harold Urey, an American chemist, from Ancient Greek δεύτερος (deúteros, “second”) + -ium.
Pronunciation edit
Noun edit
deuterium n (uncountable)
Derived terms edit
Finnish edit
Etymology edit
Internationalism (see English deuterium).
Pronunciation edit
Noun edit
deuterium
Declension edit
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. |
Further reading edit
- “deuterium”, in Kielitoimiston sanakirja [Dictionary of Contemporary Finnish][1] (online dictionary, continuously updated, in Finnish), Helsinki: Kotimaisten kielten tutkimuskeskus (Institute for the Languages of Finland), 2004–, retrieved 2023-07-02
Latin edit
Noun edit
deuterium n (genitive deuteriī or deuterī); second declension
Declension edit
Second-declension noun (neuter).
Case | 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 edit
Etymology edit
From English hydrogen, from Ancient Greek δεύτερος (deúteros, “second”) + -ium.
Pronunciation edit
Noun edit
deuterium