irritable bowel syndrome


Definition of irritable bowel syndrome

: 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

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At the same time, there is still controversy over whether SUDD should even be a separate classification, because its symptoms so closely resemble those of irritable bowel syndrome. Laura Landro, WSJ, "Doctors Rethink the Cause—and Treatment—of Diverticular Disease," 20 Nov. 2018 For instance, people with irritable bowel syndrome often cite stress as a major trigger for their symptoms. Dan Barna, SELF, "Sia Says She Had Diarrhea After Meeting Donald Trump Backstage at 'Saturday Night Live'," 24 Aug. 2018 Complicating matters, fibromyalgia often coexists with other conditions, like irritable bowel syndrome and migraines. Leslie Goldman, Woman's Day, "More Women Have Fibromyalgia Than Breast Cancer," 10 Sep. 2017 Click to Read Story A Surprise Medical Solution: Hypnosis Major hospitals are finding hypnotherapy can help sufferers of digestive conditions like heartburn, acid reflux and irritable bowel syndrome. Sumathi Reddy, WSJ, "From Meditation to Medication: Headspace Has a Prescription Strategy," 25 June 2018 The biotech’s products include Linzess, a drug for irritable bowel syndrome that last year generated more than $700 million in US sales., "The week in business," 2 June 2018 A month later, Council was diagnosed with IBS, or irritable bowel syndrome, and decided — partly out of necessity — to go gluten- and dairy-free, and cut out junk food. Julie Mazziotta,, "How Losing Her Mom to Breast Cancer Pushed This Woman Through Her 106-Lb. Weight Loss," 31 May 2018 The team found that those compounds ferment in the gut to cause symptoms of irritable bowel syndrome, such as abdominal pain, bloating, and gas. Kelly Servick, Science | AAAS, "What’s really behind ‘gluten sensitivity’?," 23 May 2018 The main benefit is that the microbes produced through this method chomp away at some of the enzymes and components in bread that can lead to troubling GI symptoms, such as gas and bloating, particularly among those with irritable bowel syndrome. Samantha Cassetty, NBC News, "How to buy bread like a (nutrition) pro," 27 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'irritable bowel syndrome.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of irritable bowel syndrome

1943, in the meaning defined above

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The first known use of irritable bowel syndrome was in 1943

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irritable bowel syndrome


Medical Definition of irritable bowel syndrome

: 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

More from Merriam-Webster on irritable bowel syndrome

Britannica English: Translation of irritable bowel syndrome for Arabic Speakers Encyclopedia article about irritable bowel syndrome

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