di·​ar·​rhea | \ ˌdī-ə-ˈrē-ə How to pronounce diarrhea (audio) \

Definition of diarrhea

1 : abnormally frequent intestinal evacuations with more or less fluid stools (see stool entry 1 sense 3a) symptoms include fever, nausea, and diarrhea
2 : excessive flow verbal diarrhea

Other Words from diarrhea

diarrheal \ ˌdī-​ə-​ˈrē-​əl How to pronounce diarrhea (audio) \ adjective
diarrheic \ ˌdī-​ə-​ˈrē-​ik How to pronounce diarrhea (audio) \ adjective
diarrhetic \ ˌdī-​ə-​ˈre-​tik How to pronounce diarrhea (audio) \ adjective

Examples of diarrhea in a Sentence

The symptoms of the disease include fever, nausea, and diarrhea. I was taken with severe diarrhea while attending the conference.
Recent Examples on the Web Other possible side effects include dry mouth, low blood pressure, and diarrhea. The Salt Lake Tribune, 8 May 2022 Most people infected with STEC O103 develop diarrhea (often bloody) and vomiting. Marc Bona, cleveland, 6 May 2022 But traveler’s diarrhea also should be on our radar, advised Ronald Blanton, chair of the Department of Tropical Medicine at Tulane University’s School of Public Health and Tropical Medicine. Washington Post, 5 May 2022 Taking probiotics before, during, and after taking antibiotics could help prevent common side effects like diarrhea, Poppers says. Melissa Matthews, Men's Health, 4 May 2022 Adenoviruses can cause a range of symptoms — from the sniffles to diarrhea — and, in rare cases, hepatitis. Erika Edwards, NBC News, 4 May 2022 Healthy people might experience fever, diarrhea (which may be bloody), nausea, vomiting, and abdominal pain. Chris Smith, BGR, 29 Apr. 2022 So far, none of the birds are exhibiting symptoms, which include nasal discharge, weakness and diarrhea. Victoria Moorwood, The Enquirer, 25 Apr. 2022 Adenoviruses normally attack the respiratory tract, though some — including type 41 — can trigger gastroenteritis, an inflammation of the stomach and intestines that induces diarrhea. Helen Branswell, STAT, 24 Apr. 2022 See More

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

First Known Use of diarrhea

14th century, in the meaning defined at sense 1

History and Etymology for diarrhea

Middle English diaria, from Late Latin diarrhoea, from Greek diarrhoia, from diarrhein to flow through, from dia- + rhein to flow — more at stream

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Time Traveler for diarrhea

Time Traveler

The first known use of diarrhea was in the 14th century

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Statistics for diarrhea

Last Updated

13 May 2022

Cite this Entry

“Diarrhea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diarrhea. Accessed 18 May. 2022.

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More Definitions for diarrhea


di·​ar·​rhea | \ ˌdī-ə-ˈrē-ə How to pronounce diarrhea (audio) \

Kids Definition of diarrhea

: abnormally frequent and watery bowel movements


variants: or chiefly British diarrhoea \ ˌdī-​ə-​ˈrē-​ə How to pronounce diarrhea (audio) \

Medical Definition of diarrhea

: abnormally frequent intestinal evacuations with more or less fluid stools

More from Merriam-Webster on diarrhea

Nglish: Translation of diarrhea for Spanish Speakers

Britannica English: Translation of diarrhea for Arabic Speakers

Britannica.com: Encyclopedia article about diarrhea


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