ulcerative colitis

noun

: a nonspecific inflammatory disease of the colon of unknown cause characterized by diarrhea with discharge of mucus and blood, cramping abdominal pain, and inflammation and edema of the mucous membrane with patches of ulceration

Examples of ulcerative colitis in a Sentence

Recent Examples on the Web
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May Improve Gut Health The antioxidants and monounsaturated fats in olive oil have anti-inflammatory properties that may help with inflammatory bowel diseases (IBDs), like ulcerative colitis and Crohn's disease. Anna Giorgi, Verywell Health, 23 Sep. 2025 Notably, Merrill was diagnosed with ulcerative colitis during the development of Good Culture in 2014, which is an autoimmune gut disease caused by chronic inflammation. Emma Sandler, Forbes.com, 19 Sep. 2025 Baricitinib is already prescribed to treat several autoimmune diseases, including rheumatoid arthritis, ulcerative colitis and alopecia. Hannah Millington, MSNBC Newsweek, 18 Sep. 2025 But for those who do have issues with inflammation or allergies — like those with ulcerative colitis, rheumatoid arthritis, long COVID and chronic fatigue syndrome — Riggs believes the recipes she’s developed for the book would work well. Caron Golden, San Diego Union-Tribune, 17 Sep. 2025 See All Example Sentences for ulcerative colitis

Word History

First Known Use

circa 1928, in the meaning defined above

Time Traveler
The first known use of ulcerative colitis was circa 1928

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Cite this Entry

“Ulcerative colitis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulcerative%20colitis. Accessed 30 Sep. 2025.

Medical Definition

ulcerative colitis

noun
: a chronic inflammatory disease of the colon that is of unknown cause and is characterized by diarrhea with discharge of mucus and blood, cramping abdominal pain, and inflammation and edema of the mucous membrane with patches of ulceration

More from Merriam-Webster on ulcerative colitis

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