proton

Noun

1.

proton - a stable particle with positive charge equal to the negative charge of an electron

1.		PROTON - A home computer made by Acorn Computers under a contract won from the BBC in April 1981.
2.		PROTON - Something to do with Microsoft SoftLib?

Kern, NMR, alpha particle, antibaryon, antilepton, antimeson, atom, atomic nucleus, atomic particle, baryon, beta particle, electron, elementary particle, ion, lepton, meson, molecule, monad, neutron, nuclear force, nuclear magnetic resonance, nuclear particle, nuclear resonance, nucleon, nucleosynthesis, nucleus, photon, quark, strangeness, strong interaction, triton, valence electron