antielectron

American  

[an-tee-i-lek-tron, an-tahy-] / ˌæn ti ɪˈlɛk trɒn, ˌæn taɪ- /

noun

Physics.

1. a positron.

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antielectron Scientific  

/ ăn′tē-ĭ-lĕk′trŏn′,ăn′tī- /

1. See positron

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Etymology

Origin of antielectron

anti- + electron

Example Sentences

The antielectron is the positron, which has the same mass as the electron but is positively charged.

From Textbooks • Oct. 13, 2016

Also produced in this reaction are a positron, which is an antielectron, and an elusive particle named the neutrino.

From Textbooks • Oct. 13, 2016

Antihydrogen atoms, consisting of an antiproton and antielectron, were observed in 1995 at CERN, too.

From Textbooks • Aug. 12, 2015

The antielectron is often represented by the symbol e+ , but in beta decay it is written as β+ to indicate the antielectron was emitted in a nuclear decay.

From Textbooks • Aug. 12, 2015

It also predicted that the electron should have a partner: an antielectron, or positron.

From "A Brief History of Time: And Other Essays" by Stephen Hawking