Esperanto

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Etymology

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A calque, from anti- +‎ materio.

Pronunciation

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  • IPA(key): [antimateˈrio]
  • Rhymes: -io
  • Hyphenation: an‧ti‧ma‧te‧ri‧o

Noun

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antimaterio (uncountable, accusative antimaterion)

  1. (physics) antimatter