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[ih-lek-troh-kahr-dee-uh-graf, -grahf] /ɪˌlɛk troʊˈkɑr di əˌgræf, -ˌgrɑf/
noun, Medicine/Medical.
a galvanometric device that detects and records the minute differences in electric potential caused by heart action and occurring between different parts of the body: used in the diagnosis of heart disease.
Also called cardiograph.
Origin of electrocardiograph
1910-15; electro- + cardiograph
Related forms
[ih-lek-troh-kahr-dee-uh-graf-ik] /ɪˌlɛk troʊˌkɑr di əˈgræf ɪk/ (Show IPA),
electrocardiographically, adverb
[ih-lek-troh-kahr-dee-og-ruh-fee] /ɪˌlɛk troʊˌkɑr diˈɒg rə fi/ (Show IPA),
noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for electrocardiograph
Historical Examples
  • Much that was hoped for from the electrocardiograph in the clinic has not been forthcoming.

    Arteriosclerosis and Hypertension: Louis Marshall Warfield
  • But the electrocardiograph was not needed to diagnose the nature of the trouble.

    Star Surgeon Alan Nourse
  • Then Jack took an electrocardiograph tracing and shook his head.

    Star Surgeon Alan Nourse
British Dictionary definitions for electrocardiograph


/ɪˌlɛktrəʊˈkɑːdɪəʊˌɡrɑːf; -ˌɡræf/
an instrument for recording the electrical activity of the heart ECG
Derived Forms
electrocardiographic, adjective
electrocardiographically, adverb
electrocardiography (ɪˌlɛktrəʊˌkɑːdɪˈɒɡrəfɪ) noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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electrocardiograph in Medicine

electrocardiograph e·lec·tro·car·di·o·graph (ĭ-lěk'trō-kär'dē-ə-grāf')
Abbr. ECG, EKG
An instrument used in the detection and diagnosis of heart abnormalities that measures electrical potentials on the body surface and generates a record of the electrical currents associated with heart muscle activity. Also called cardiograph.

e·lec'tro·car'di·og'ra·phy (-kär'dē-ŏg'rə-fē) n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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electrocardiograph in Culture
electrocardiograph [(i-lek-troh-kahr-dee-uh-graf)]

An instrument that records electrical activity in the heart. The electrocardiograph produces an electrocardiogram.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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