radio spectrum radio spectator • radio transmitter · · · Info · Definitions · Synonyms · Characters · · radio spectrum · · Text Common · · Latin · · Scripts 14 · · Length Definitions · · · (noun) the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television. Synonyms: radio-frequency spectrum. · · Noun Definition 1 Synonyms · · · radio · · Synonym 1 radiocommunication · · Synonym 2 wireless · · Synonym 3 radio receiver · · Synonym 4 receiving set · · Synonym 5 radio set · · Synonym 6 tuner · · Synonym 7 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 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075