mesotron vs hadron

mesotron and hadron both are nouns.

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

As nouns, hadron is a hypernym of mesotron; that is, hadron is a word with a broader meaning than mesotron:

mesotron: an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0
hadron: any elementary particle that interacts strongly with other particles

Other hypernyms of mesotron include boson.

mesotron (noun)	hadron (noun)
an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0	any elementary particle that interacts strongly with other particles