Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun nucleon

1 sense of nucleon

Sense 1
nucleon -- (a constituent (proton or neutron) of an atomic nucleus)
       => 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)