electromagnetic unit electromagnetic spectrum • electromagnetic wave · · · Info · Definitions · Synonyms · Characters · · electromagnetic unit · · Text Common · · Latin · · Scripts 20 · · Length 8 · · Syllables Definitions · · · (noun) any of various systems of units for measuring electricity and magnetism. Synonyms: electromagnetic unit, emu. · · Noun Definition 1 Synonyms · · · emu · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D 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 u latin small letter u U+0075