million electronvolts

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• electron — (me)    the mass of the electron, often used as a unit of mass in particle physics.    An electron has a mass of about 9.109 382 x 10 31 kilogram, 9.109 382 x 10 28 gram, or 0.510 9989 million electronvolts (MeV, see next two entries) …   Dictionary of units of measurement

• MeV —    the symbol for one million electronvolts.    Thanks to Einstein s equation E = mc2 equating mass wth energy, the MeV can be regarded either as a unit of energy equal to 160.217 646 2 femtojoules, or as a unit of mass equal to 1.782 662 x 10 27 …   Dictionary of units of measurement

• giga-electron-volt — giga elecˈtron volt noun A unit equal to a thousand million electronvolts • • • Main Entry: ↑giga …   Useful english dictionary

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