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neutron

neutron /ˈnuːˌtrɑːn/ Brit /ˈnjuːˌtrɒn/ noun
plural neutrons
neutron
/ˈnuːˌtrɑːn/ Brit /ˈnjuːˌtrɒn/
noun
plural neutrons
Britannica Dictionary definition of NEUTRON
[count] physics
: a very small particle of matter that has no electrical charge and is part of the nucleus of all atoms except hydrogen atoms