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[foh-nuh-kahr-dee-uh-graf, -grahf] /ˌfoʊ nəˈkɑr di əˌgræf, -ˌgrɑf/

noun, Medicine/Medical.
an instrument for graphically recording the sound of the heartbeat.

phonocardiograph pho·no·car·di·o·graph (fō’nə-kär’dē-ə-grāf’)
A device consisting of microphones and recording equipment used to monitor and record heart sounds and murmurs.
pho’no·car’di·og’ra·phy (-ŏg’rə-fē) n.


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