cardiograph
/ˈkɑrdioʊˌɡræf/
noun
- An instrument that records the electrical activity of the heart, producing a cardiogram.
- The technician attached electrodes to the patient's chest and turned on the cardiograph.
- Modern cardiographs are compact and can display results on a screen instantly.
- The cardiograph showed a clear pattern of the patient's heart rhythm.
Synonyms