irritable bowel syndrome

noun

: a chronic functional disorder of the colon that is characterized especially by constipation or diarrhea, cramping abdominal pain, and the passage of mucus in the stool
abbreviation IBS

Examples of irritable bowel syndrome in a Sentence

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.
People with digestive conditions like irritable bowel syndrome (IBS), as sauerkraut may worsen symptoms such as bloating, gas, and stomach pain. Cristina Mutchler, Verywell Health, 28 Apr. 2025 After all, having a gastrointestinal (GI) disorder like irritable bowel syndrome (IBS) or an inflammatory bowel disease (IBD) like Crohn’s or ulcerative colitis (UC) often means following a diet that’s outside the box—in this case, the cardboard one that arrives on your doorstep. Sarah Garone, Bon Appetit Magazine, 25 Apr. 2025 By Caroline Tien At the same time, endo belly may also emerge from not-so-inflammatory gut conditions that often crop up alongside endo, like irritable bowel syndrome (IBS) and small intestinal bacterial overgrowth (SIBO)—both of which are known to cause GI issues and respond to changes in diet. Erica Sloan, SELF, 25 Apr. 2025 This is similar to other conditions like irritable bowel syndrome (IBS) or polycystic ovary syndrome (PCOS), making endometriosis even harder to diagnose. Monique Wilson, Glamour, 28 Mar. 2025 See All Example Sentences for irritable bowel syndrome

Word History

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of irritable bowel syndrome was in 1943

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Cite this Entry

“Irritable bowel syndrome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irritable%20bowel%20syndrome. Accessed 5 May. 2025.

Medical Definition

irritable bowel syndrome

noun
: a chronic functional disorder of the colon that is of unknown etiology but is often associated with abnormal intestinal motility and increased sensitivity to visceral pain and that is characterized by diarrhea or constipation or diarrhea alternating with constipation, abdominal pain or discomfort, abdominal bloating, and passage of mucus in the stool
abbreviation IBS

called also irritable colon, irritable colon syndrome, mucous colitis, spastic colon

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