ecg ecf • ecgonine · · · Info · Definitions · Synonyms · Characters · · ecg · · Text Latin · · Script 3 · · Length 1 · · Syllables Definitions · · · (noun) a graphical recording of the cardiac cycle produced by an electrocardiograph. Synonyms: electrocardiogram, cardiogram, EKG, ECG. · · Noun Definition 1 Synonyms · · · electrocardiogram · · Synonym 1 cardiogram · · Synonym 2 ekg · · Synonym 3 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067