Definition of Elementary particles
1. Noun. (plural of elementary particle) ¹
¹ Source: wiktionary.com
Medical Definition of Elementary particles
1.
at a nuclear-energy level: electron & positron - seem to be stable, proton - thought to be stable, life greater than 10^30 sec, neutron - decays in ?6 min unless its in a nucleus, which often extends its life.
Other particles important for nuclear energy: Muon, neutrino (m, e, tau), photon, Muonic atoms, Pi-meson antiparticles
(09 Oct 1997)
Lexicographical Neighbors of Elementary Particles
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