nucleon

/ˌnukliəˈɑn/
IPA guide

Other forms: nucleons

Definitions of nucleon
  1. noun
    a constituent (proton or neutron) of an atomic nucleus
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    types:
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    antineutron
    the antiparticle of a neutron
    antiproton
    an unstable negatively charged proton; the antiparticle of a proton
    neutron
    a subatomic particle with 0 charge and mass about equal to a proton; enters into the structure of the atomic nucleus
    proton
    a stable particle with positive charge equal to the negative charge of an electron
    hydrogen ion
    a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus
    type of:
    baryon, heavy particle
    any of the elementary particles having a mass equal to or greater than that of a proton and that participate in strong interactions; a hadron with a baryon number of +1
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