deuterium - WordReference.com Dictionary of English

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- See Also:
- - detumescence
  - detune
  - deuce
  - deuced
  - deus ex machina
  - Deut.
  - deuteragonist
  - deuteranope
  - deuteranopia
  - deuterated
  - deuterium
  - deutero-
  - deuterocanonical
  - deuteron
  - deuterostome
  - Deutschmark
  - deutzia
  - deva
  - devadasi
  - devalue
  - Devanagari
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deuterium

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Concise Oxford English Dictionary © 2008 Oxford University Press:
deuterium /djuːˈtɪərɪəm/

▶noun Chemistry a stable isotope of hydrogen with a mass approximately twice that of the usual isotope. (Symbol: D)

– origin 1930s: mod. L., from Gk deuteros ‘second’.

'deuterium' also found in these Oxford entries:

D - deuterated - deuteron - heavy hydrogen - heavy water - hydrogen bomb - light water - protium

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