noun🔗ShareA heavy subatomic particle created by the binding of quarks by gluons; a hadron containing three quarks. Baryons have half-odd integral spin and are thus fermions. This category includes the common proton and neutron of the atomic nucleus."The proton, a fundamental building block of atoms, is a type of baryon. "physicsmasselementChat with AIVocabulary GamePractice Reading
