Proton

Definitions

(Noun) A positively charged subatomic particle located inside of a nucleus of an atom.

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(Noun) the subatomic particle which posesses a positive charge

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(Noun) A subatomic particle contained in the nucleus or center of atoms. The proton is made of photons or particles of light.
If smashed, a proton will shatter into individual photons which scatter in all directions at the speed of light.