electrocardiograph has definitions from the field of medicine
1
[ noun ] (medicine) medical instrument that records electric currents associated with contractions of the heart

Synonyms

cardiograph

Used in print

(Walter H. Buchsbaum, "Advances in Medical Electronics"...)

Electronics has been applied to medicine for many years in the form of such familiar equipment as the x-ray_machine , the electrocardiograph , and the diathermy_machine .

The original electrocardiograph primarily indicates irregularities in the heartbeat , but today 's techniques allow exact measurements of the flow of blood through the aorta , dimensioning of the heart and its chambers , and a much more detailed study of each heartbeat .

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