frequency modulation frequency-modulated • frequency multiplier · · · Info · Definitions · Synonyms · Characters · · frequency modulation · · Text Common · · Latin · · Scripts 20 · · Length 8 · · Syllables Definitions · · · (noun) modulation of the frequency of the (radio) carrier wave. Synonyms: frequency modulation, FM. · · Noun Definition 1 Synonyms · · · fm · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 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 q latin small letter q U+0071 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079