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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
She was diagnosed with ulcerative colitis at age 16.
—Amber J. Tresca, Verywell Health, 14 Jan. 2025
There are some key differences between Crohn’s disease and ulcerative colitis.
—Caroline C. Boyle, USA TODAY, 5 Dec. 2024
Alzheimer's: Scientists Analyze Body Fluid to Find New Drugs for Disease
Why Astronauts Age Faster in Space
One study highlighted by the project revealed a rare gut cell type involved in inflammation, offering clues for addressing conditions like Crohn's disease and ulcerative colitis.
—Matt Robison, Newsweek, 20 Nov. 2024
Those drugs include insulin to treat diabetes, blood thinners to prevent clots, as well as a drug to treat leukemia and lymphoma, and treatments for autoimmune arthritis, psoriasis, Crohn’s disease and ulcerative colitis.
—Kristen Jordan Shamus, Detroit Free Press, 1 Nov. 2024
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Word History
First Known Use
circa 1928, in the meaning defined above
Time Traveler
The first known use of ulcerative colitis was
circa 1928
Dictionary Entries Near ulcerative colitis
Cite this Entry
“Ulcerative colitis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulcerative%20colitis. Accessed 19 Jan. 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
Britannica.com: Encyclopedia article about ulcerative colitis
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