antihydrogen

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English[edit]

Etymology[edit]

anti- +‎ hydrogen

Noun[edit]

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antihydrogen (usually uncountable, plural antihydrogens)

  1. (physics, uncountable) The antimatter equivalent of hydrogen, consisting of an antiproton and an positron (antielectron).
  2. (physics, countable) An atom of the antimatter equivalent of hydrogen.

Translations[edit]