English
electrocardiographical
From electrocardiography + -ical.
A compound of electro- + cardio- + -graphy + cardiography + electrocardiography
Proto-Indo-European *gerbʰ- ‘to carve’
Proto-Hellenic *grə́pʰō ‘to scratch, cut or carve into’
Ancient Greek γρᾰ́φω ‘to scratch, cut into’
Ancient Greek γραφή ‘drawing’
English cardiography
Today it means
adj Electrocardiographic.
Language periods are conventional ranges, not dates for this word.
Etymograph / electrocardiographical