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Definition of: electrocardiograph
(i·lek′trō·kä′dē·ə·graf′, -gräf′) noun Med.
An instrument for recording the electric current produced by the action of the heart muscle: used in the diagnosis of diseases affecting the heart.
—e·lec·tro·car·di·og·ra·phy (i·lek′trō·kär′dē·og′rə·fē) noun
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