hadron

Other forms: hadrons

Definitions of hadron

1. noun

   any elementary particle that interacts strongly with other particles
   types:

   antibaryon

   the antiparticle of a baryon; a hadron with a baryon number of -1

   antimeson

   the antiparticle of a meson

   baryon, heavy particle

   any of the elementary particles having a mass equal to or greater than that of a proton and that participate in strong interactions; a hadron with a baryon number of +1

   meson, mesotron

   an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0

   b-meson

   exceedingly short-lived meson

   hyperon

   any baryon that is not a nucleon; unstable particle with mass greater than a neutron

   J particle, psi particle

   a neutral meson with a large mass

   K particle, k-meson, kaon, kappa-meson

   an unstable meson produced as the result of a high-energy particle collision

   nucleon

   a constituent (proton or neutron) of an atomic nucleus

   pi-meson, pion

   a meson involved in holding the nucleus together; produced as the result of high-energy particle collision

   type of:

   elementary particle, fundamental particle

   (physics) a particle that is less complex than an atom; regarded as constituents of all matter