meson
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meson
[me´zon, mes´on]1. mesion.
2. any elementary particle having a mass intermediate between the mass of the electron and that of the proton.
me·son
(mez'on, mē'zon),An elementary particle having a rest mass intermediate in value between the mass of an electron and that of a proton.
[G. neuter of mesos, middle]
me·son
(mes'on)An elementary particle having a rest mass intermediate in value between the mass of an electron and that of a proton.
[G. neuter form of mesos, middle]