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cardiology

American  
[kahr-dee-ol-uh-jee] / ˌkɑr diˈɒl ə dʒi /

noun

  1. the study of the heart and its functions in health and disease.


cardiology British  
/ ˌkɑːdɪˈɒlədʒɪ, ˌkɑːdɪəˈlɒdʒɪkəl /

noun

  1. the branch of medical science concerned with the heart and its diseases

"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

cardiology Scientific  
/ kär′dē-ŏlə-jē /
  1. The branch of medicine that deals with diagnosis and treatment of disorders of the heart.


cardiology Cultural  
  1. The branch of medicine devoted to the study and care of the heart and circulatory system.


Other Word Forms

Derived Forms

Etymology

Origin of cardiology

First recorded in 1840–50; cardio- + -logy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He is an internationally recognized expert in heart-rhythm disorders, has helped develop innovative therapies for cardiac arrhythmias, and has authored over 450 scientific publications and trained hundreds of cardiology fellows.

From MarketWatch • Jun. 3, 2026

Medtronic’s business, however, is focused on GLP-1 resistant cardiology and neurology.

From Barron's • May 15, 2026

As the two talked more, Bloom learned the man’s wife suffered from a serious heart condition and claimed he knew the head of cardiology at Cedars-Sinai Medical Center.

From Los Angeles Times • May 5, 2026

Boston Scientific said its first-quarter net income roughly doubled as demand continued to grow worldwide for its stents, catheters and other cardiology devices.

From The Wall Street Journal • Apr. 22, 2026

It worked at first, said Narinder P. Bhalla, the hospital’s chief of cardiology, but the clot re-formed.

From "Class Matters" by The New York Times

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