squelch circuit squelch • squelched · · · Info · Definitions · Synonyms · Characters · · squelch circuit · · Text Common · · Latin · · Scripts 15 · · Length 5 · · Syllables Definitions · · · (noun) an electric circuit that cuts off a receiver when the signal becomes weaker than the noise. Synonyms: squelch circuit, squelch, squelcher. · · Noun Definition 1 Synonyms · · · squelch · · Synonym 1 squelcher · · Synonym 2 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C q latin small letter q U+0071 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