(n)diagnostic procedure consisting of recording the activity of the heart electronically with a cardiograph (and producing a cardiogram), Syn.electrocardiography
The Collaborative International Dictionary of English (GCIDE) v.0.53Collaborative International Dictionary (GCIDE)
n. [ Gr. kardi`a heart + -graph. ] (Med.) An instrument which, when placed in contact with the chest, will register graphically the comparative duration and intensity of the heart's movements. [ 1913 Webster ]