elementary fermion

elementary fermion

n.
Any of a class of fermions that has one-half unit of spin and is an elementary particle. The class of elementary fermions is divided into the quarks and leptons. Also called fundamental fermion.
References in periodicals archive ?
As Close puts it: "A far more practical approach, as we have done, is to focus on elementary fermion particles that are not transient, but fundamentally maintained in stable reality existence, like the quarks and electrons in the hydrogen atom.