electron volt electron tube • electrooptic · · · Info · Definitions · Synonyms · Characters · · electron volt · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) a unit of energy equal to the work done by an electron accelerated through a potential difference of 1 volt. Synonyms: electron volt, eV. · · Noun Definition 1 Synonyms · · · ev · · Synonym 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076