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]

meson

/mes·on/ (me´zon) (mes´on)
1. mesion.
2. a subatomic particle having a rest mass intermediate between the mass of the electron and that of the proton, carrying either a positive, negative, or neutral electric charge.

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]

meson

1. mesion.
2. any elementary particle having a mass intermediate between the mass of the electron and that of the proton.