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positive electron

American  

noun

Physics.
  1. positron.


Etymology

Origin of positive electron

First recorded in 1895–1900

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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Experimental physicists have hung on his hunches ever since his blueprint of the positive electron pointed the way to its discovery in 1932.

From Time Magazine Archive

In 1932 he snapped the first picture of a positive electron.

From Time Magazine Archive

His pioneer positive electron photograph has become historic.

From Time Magazine Archive

Dr. Anderson discovered the positive electron under curious circumstances.

From Time Magazine Archive

The result of their bombardments of boron and other light elements by alpha rays, moreover, had led them to propose that the proton was composed of a neutron and a positive electron, or positron.

From "Big Science" by Michael Hiltzik

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