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positronium
[ poz-i-troh-nee-uhm ]
noun
, Physics.
- a short-lived atomic system consisting of a positron and an electron bound together.
positronium
/ ˌpɒzɪˈtrəʊnɪəm /
noun
- physics a short-lived entity consisting of a positron and an electron bound together. It decays by annihilation to produce two or three photons
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Word History and Origins
Origin of positronium1
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Word History and Origins
Origin of positronium1
C20: from positron + -ium
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Example Sentences
For more than 60 years, scientists have been able to create positronium.
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