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.

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cardiology British  

/ ˌkɑːdɪˈɒlədʒɪ, ˌkɑːdɪəˈlɒdʒɪkəl /

noun

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

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cardiology Scientific  

/ kär′dē-ŏl′ə-jē /

1. The branch of medicine that deals with diagnosis and treatment of disorders of the heart.

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cardiology Cultural  

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

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Other Word Forms

Derived Forms

• cardiologist
  noun
• cardiologic
  adjective
• cardiological
  adjective
• noncardiologic
  adjective

Etymology

Origin of cardiology

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

Example Sentences

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

UnitedHealthcare said it will stop requiring signoffs for many diagnostic services, routine surgical procedures and specialty care services across pediatric subspecialties such as cardiology, neurology, pulmonology and orthopedics.

From The Wall Street Journal • May 29, 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

One cardiology appointment coincided with a downpour that paralyzed the city.

From "Class Matters" by The New York Times