pos·i·tron (p z  -trn )n. An elementary particle having the same mass and magnitude of charge as an electron but exhibiting a positive charge; a positive electron. Also called antielectron. [posi(tive) + (elec)tron.] |
positron [ˈpɒzɪˌtrɒn]
n
(Physics / General Physics) Physics the antiparticle of the electron, having the same mass but an equal and opposite charge. It is produced in certain decay processes and in pair production, annihilation occurring when it collides with an electron
[from posi(tive + elec)tron]
| positron (pz-trn) The antiparticle that corresponds to an electron. Also called antielectron. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | positron - an elementary particle with positive charge; interaction of a positron and an electron results in annihilation antilepton - the antiparticle of a lepton |
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