[1] : WordNet (r) 2.0

neutron
     n : an elementary particle with 0 charge and mass about equal to
         a proton; enters into the structure of the atomic nucleus

[2] : Moby Thesaurus II by Grady Ward, 1.0

32 moby thesaurus words for "neutron":
   k-meson, kern, nmr, alpha particle, antibaryon, antilepton,
   antimeson, atomic nucleus, atomic particle, baryon, beta particle,
   electron, elementary particle, graviton, lepton, meson, mesotron,
   nuclear force, nuclear magnetic resonance, nuclear particle,
   nuclear resonance, nucleon, nucleosynthesis, nucleus, photon, pion,
   proton, quark, strangeness, strong interaction, triton,
   valence electron

[3] : Elements database 20001107

neutron
weight: 1.674928610^-27kg
a neutral hadron that is stable in the atomic nucleus but decays into a
protron, an electron and an antineutrino with a mean life of 12 minutes
outside the nucleus. neutrons exist in all atomic nuclei except normal
hydrogen. reported in 1932 by james chadwick.

Neutron >> N Words
Neutron, definition of term: Neutron
neutron_pag1.html

Neutron Star >> N Words
Neutron Star, definition of term: Neutron Star
neutron+star_pag1.html

Neutron Bomb >> N Words
Neutron Bomb, definition of term: Neutron Bomb
neutron+bomb_pag1.html