meson vs mesotron

meson and mesotron both are nouns.

Word	Noun	Adjective	Verb	Adverb
meson	Yes	No	No	No
mesotron	Yes	No	No	No

As nouns, meson and mesotron are synonyms defined as:

meson and mesotron: an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0

meson (noun)	mesotron (noun)
an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0	an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0