noun🔗ShareバリオンA 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. "原子の基本的な構成要素である陽子は、バリオンの一種です。physicsmasselementChat with AIVocabulary GamePractice Reading