alternating electric current alternating current • alternatingly · · · Info · Definitions · Synonyms · Characters · · alternating electric current · · Text Common · · Latin · · Scripts 28 · · Length 9 · · Syllables Definitions · · · (noun) an electric current that reverses direction sinusoidally. Synonyms: alternating current, AC, alternating electric current. Example: "In the us most household current is ac at 60 cycles per second." · · Noun Definition 1 Synonyms · · · alternating current · · Synonym 1 ac · · Synonym 2 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 n latin small letter n U+006E r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075