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| e·lec·tron volt (plural e·lec·tron volts) |
noun |
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1. unit of energy: a unit of energy equal to the energy gained by an electron accelerated through a potential difference of one volt and equal to 1.602 x 10-19 joule.
Symbol eV
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2. unit of mass: the unit of mass of elementary particles, measured as a function of energy and usually expressed in terms of mega electron volts MeV
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