heart murmur heart-moving • heart muscle · · · Info · Definitions · Synonyms · Characters · · heart murmur · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) an abnormal sound of the heart; sometimes a sign of abnormal function of the heart valves. Synonyms: heart murmur, cardiac murmur, murmur. · · Noun Definition 1 Synonyms · · · cardiac murmur · · Synonym 1 murmur · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 m latin small letter m U+006D r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075