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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

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.

See Examples For:

For now, regular cardiology care remains the practical priority for people with degenerative mitral regurgitation.

From Science Daily Jul. 12, 2026

“The word menopause has never been used in a cardiology textbook, ever,” said cardiologist Dr. Jayne Morgan on a recent episode of the podcast Menopunks.

From Salon Jun. 14, 2026

That could include chief medical officers and chief nursing officers, as well as heads of surgery, emergency rooms, oncology, obstetrics, cardiology and other specialties, they say.

From Los Angeles Times Jun. 10, 2026

Patients can expect to wait nearly 42 days for obstetrics and gynaecology appointments, 40 days for gastroenterology, just over 36 days for dermatology and nearly 33 days for cardiology.

From MarketWatch May 1, 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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