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

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

Etymology

Origin of cardiology

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

Example Sentences

She is the immediate past president of the American Society for Preventive Cardiology and the co-author of the book “Saving Women’s Hearts.”

From MarketWatch • Mar. 19, 2026

The guidelines were issued by 11 medical associations, including the American College of Cardiology and American Heart Association.

From The Wall Street Journal • Mar. 13, 2026

Andrew Marks is also the Clyde and Helen Wu Professor of Medicine at Columbia University Vagelos College of Physicians and Surgeons, a professor of biomedical engineering, and director of the Wu Center for Molecular Cardiology.

From Science Daily • Jan. 14, 2026

These findings were reported in a new study published Wednesday in the Journal of the American College of Cardiology.

From Los Angeles Times • Dec. 17, 2025

The findings were released on November 21 in a brief report in the Journal of the American College of Cardiology: Advances.

From Science Daily • Nov. 27, 2025