cardiograph noun.
['kɑ:dɪǝgrɑ:f] L19.[from CARDIO- + -GRAPH.]An instrument which records the action of the heart.
BALLISTOCARDIOGRAPH,
ELECTROCARDIOGRAPH,
MAGNETOCARDIOGRAPH, etc.
■ cardi'ographer noun a person who uses a cardiograph
M20. ■ cardio'graphic adjective L19. ■ cardio'graphically adverb E20. ■ cardi'ography noun L19. [TahlilGaran] English Dictionary ▲