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.
Lauren Rice is a fourth-year medical student in New York City pursuing a career in internal medicine with interests in chronic disease prevention and medical education. Lauren Rice, STAT, 11 Mar. 2026 But the power of the surgeon general is somewhat limited, says Georges Benjamin, MD, an internal medicine doctor and CEO of the nonprofit American Public Health Association. Tom Gavin, EverydayHealth.com, 5 Mar. 2026 His experience in internal medicine, longevity medicine, obesity medicine, and frontline pandemic care shaped CR8 Health’s emphasis on prevention, metabolic health, and sustainable results. Jason Phillips, USA Today, 20 Feb. 2026 Look for high-quality ashwagandha supplements that have been third-party tested by organizations like the National Sanitation Foundation (NSF), said John Rinker, MD, an internal medicine physician with OSF Healthcare. Allison Forsyth, Health, 19 Feb. 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

Browse Nearby Words

Cite this Entry

“Internal medicine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/internal%20medicine. Accessed 13 Mar. 2026.

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

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