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nucleon

nucleon, term applying to both the proton and the neutron, the two constituents of atomic nuclei. The nucleon may be considered a single particle, of which the proton and the neutron are two different states. See atom; elementary particles.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

More on nucleon from Infoplease:

nucleon: meaning and definitions - nucleon: Definition and Pronunciation
baryon - baryon baryon [Gr.,=heavy], class of elementary particles that includes the proton, the neutron, ...
nucleonics: meaning and definitions - nucleonics: Definition and Pronunciation
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Glossary of Chemical Terms - N - nano- · neurotransmitter · neutralization · neutron · NIMBY · nitrogenase · nitrosamines · nomenclature · non-electrolyte · nonpolar · norepinephrine · normality · nuclear · nucleon · nucleoside · nucleus · nutrient

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