As nouns the difference between antiparticle and antinucleon
is that antiparticle is (particle) a subatomic particle corresponding to another particle with the same mass, spin and mean lifetime but with charge, parity, strangeness and other quantum numbers flipped in sign while antinucleon is (physics) the antiparticle of a nucleon.
antiparticle
English
Noun
(
wikipedia antiparticle)
(
en noun)
(particle) A subatomic particle corresponding to another particle with the same mass, spin and mean lifetime but with charge, parity, strangeness and other quantum numbers flipped in sign.
See also
* self-conjugate