internal medicine

noun

: a branch of medicine that deals with the diagnosis and treatment of diseases not requiring surgery

Examples of internal medicine in a Sentence

a doctor who specializes in internal medicine
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The school has specialists in fields including anesthesiology, cardiology, zoological medicine, oncology, internal medicine, surgery, pathology and diagnostic imaging. — Lauren Paige Richeson, USA Today, 28 Aug. 2026 Unfortunately, early research suggests the code may not work as hoped, writes Ishani Ganguli, an associate professor of medicine and internal medicine primary care physician at Harvard Medical School and Brigham and Women’s Hospital. — O. Rose Broderick, STAT, 28 Aug. 2026 This is because my first career is as an internal medicine doctor. — Rajani Larocca, PEOPLE, 9 Aug. 2026 The biggest mistake beginners make is ramping up activity too fast without a base level of fitness, said Christopher Wu, MD, a sports and internal medicine physician with Atlantic Health. — Samantha Agate, Kansas City Star, 6 Aug. 2026 See All Example Sentences for internal medicine

Word History

First Known Use

1835, in the meaning defined above

Time Traveler
The first known use of internal medicine was in 1835

Rhymes for internal medicine

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Browse Nearby Words

internally fired boiler
internal medicine
internal navigation
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Cite this Entry

“Internal medicine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/internal%20medicine. Accessed 4 Sep. 2026.

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Kids Definition

internal medicine

noun
: a branch of medicine that deals with diseases not requiring surgery

Medical Definition

internal medicine

noun
: a branch of medicine that deals with the diagnosis and treatment of nonsurgical diseases
—abbreviation IM

More from Merriam-Webster on internal medicine

Britannica.com: Encyclopedia article about internal medicine

Last Updated: - Updated example sentences
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