Assertion: lepton | /r/SimilarTo | lightweight
Facets:
Source sentences:
text: A lepton (means "lightweight") is any of a class of particles with spin of ½ that are not subject to the strong nuclear force and that are believed to be truly elementary and not composed of quarks or other subunits.
text: A lepton (means "lightweight") is any of a class of particles with spin of ½ that are not subject to the strong nuclear force and that are believed to be truly elementary and not composed of quarks or other subunits.