Antielectron
ahd-5
noun.
undefined
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noun.
a
positron
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
an elementary particle with positive charge; interaction of a positron and an electron results in annihilation
Word Usage
"(In normal hydrogen atom an electron is bound to a proton, but in antihydrogen atom an antielectron (positron) is bound to an antiproton.)"
Hypernym
Words that are more generic or abstract
antilepton