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

Levine, who is also a professor of internal medicine at UT Southwestern Medical Center, spoke with STAT about these latest findings. — Elizabeth Cooney, STAT, 15 Sep. 2026

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

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

Word History

First Known Use

1835, in the meaning defined above

Rhymes for internal medicine

• biomedicine
• telemedicine

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