deuterium
Definition from Wiktionary, the free dictionary
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English [edit]
Etymology [edit]
Coined by Harold Urey, an American chemist, from Ancient Greek δεύτερος (deuteros, “second”) + -ium.
Pronunciation [edit]
- (UK) IPA: /djuːˈtɪəɹɪəm/, /dʒuːˈtɪəɹɪəm/
- (US) IPA: /djuːˈtɪɹiəm/, X-SAMPA: /dju:"tIri@m/
- Hyphenation: deu‧te‧ri‧um
Noun [edit]
deuterium (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
- D (chemical symbol)
Hypernyms [edit]
Coordinate terms [edit]
Derived terms [edit]
Related terms [edit]
Translations [edit]
isotope of hydrogen
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See also [edit]
References [edit]
Czech [edit]
Noun [edit]
deuterium n
- deuterium (isotope of hydrogen)
Dutch [edit]
Pronunciation [edit]
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Audio (file)
Noun [edit]
deuterium n (uncountable)
Finnish [edit]
Noun [edit]
deuterium
Declension [edit]
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Declension of deuterium (type risti)
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Latin [edit]
Noun [edit]
deuterium (genitive deuteriī); n, second declension
Inflection [edit]
| Number | Singular | Plural |
|---|---|---|
| nominative | deuterium | deuteria |
| genitive | deuteriī | deuteriōrum |
| dative | deuteriō | deuteriīs |
| accusative | deuterium | deuteria |
| ablative | deuteriō | deuteriīs |
| vocative | deuterium | deuteria |
Malay [edit]
Etymology [edit]
From English hydrogen, from Ancient Greek δεύτερος (deuteros, “second”) + -ium.
Pronunciation [edit]
Noun [edit]
deuterium