had·ron 
(hădrŏn′)
(hădrŏn′)n.
Any of a class of subatomic particles that are composed of two or three quarks and participate in strong interactions. The class of hadrons is divided into the mesons and baryons.
[Greek hadros, thick; see sā- in the Appendix of Indo-European roots + -ON1.]
had·ronic adj.
- monomorphous
- Monongahela River
- mononuclear
- mononuclear phagocyte system
- mononucleosis
- mononucleotide
- monophagous
- monophagy
- monophobia
- monophobic
- monophonic
- monophonically
- monophony
- monophthong
- monophthongal
- monophyletic
- monophyletically
- monophyly
- Monophysite
- Monophysitic
- Monophysitism
- monoplane
- monoplegia
- monoplegic
- monoploid