cardiac murmur cardiac monitor • cardiac muscle · · · Info · Definitions · Synonyms · Characters · · cardiac murmur · · Text Common · · Latin · · Scripts 14 · · Length 5 · · 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 · · · heart murmur · · Synonym 1 murmur · · Synonym 2 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 i latin small letter i U+0069 m latin small letter m U+006D r latin small letter r U+0072 u latin small letter u U+0075