superhigh frequency superheterodyne receiver • superhighway · · · Info · Definitions · Synonyms · Characters · · superhigh frequency · · Text Common · · Latin · · Scripts 19 · · Length 7 · · Syllables Definitions · · · (noun) 3 to 30 gigahertz. Synonyms: superhigh frequency, SHF. · · Noun Definition 1 Synonyms · · · shf · · Synonym 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E p latin small letter p U+0070 q latin small letter q U+0071 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075 y latin small letter y U+0079