electrocardiogram electrocapillary • electrocardiograph · · · Info · Definitions · Synonyms · Characters · · electrocardiogram · · Text Latin · · Script 17 · · Length Definitions · · · (noun) a graphical recording of the cardiac cycle produced by an electrocardiograph. Synonyms: cardiogram, EKG, ECG. · · Noun Definition 1 Synonyms · · · cardiogram · · Synonym 1 ekg · · Synonym 2 ecg · · Synonym 3 Characters · · 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 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074