diarrhea
noun
di·ar·rhea
ˌdī-ə-ˈrē-ə 
1
: abnormally frequent intestinal evacuations with more or less fluid stools (see stool entry 1 sense 3a)
Symptoms of the disease include fever, nausea, and diarrhea.
2
: excessive flow
verbal diarrhea
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
Snoopy's veterinary team administered an antiemetic to stop the vomiting, provided fluid therapy to rehydrate him, and administered gastrointestinal protectants to minimize diarrhea and gastrointestinal irritation.
—
Kelli Bender, PEOPLE, 24 Nov. 2025
The virus can lead to pneumonia, eye inflammation, diarrhea and ear infections, which can result in deafness in approximately 5 to 10% of cases.
—Michal Ruprecht, NPR, 21 Nov. 2025
The diet involves temporarily restricting these types of carbs to relieve IBS symptoms like diarrhea, constipation, bloating, pain and gas.
—Helen Carefoot, Flow Space, 21 Nov. 2025
Nausea, vomiting, and diarrhea are three of the most common GI side effects reported with Ozempic.
—Kirstyn Hill, Health, 21 Nov. 2025
See All Example Sentences for diarrhea
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Kelli Bender, PEOPLE, 24 Nov. 2025
The virus can lead to pneumonia, eye inflammation, diarrhea and ear infections, which can result in deafness in approximately 5 to 10% of cases.
—Michal Ruprecht, NPR, 21 Nov. 2025
The diet involves temporarily restricting these types of carbs to relieve IBS symptoms like diarrhea, constipation, bloating, pain and gas.
—Helen Carefoot, Flow Space, 21 Nov. 2025
Nausea, vomiting, and diarrhea are three of the most common GI side effects reported with Ozempic.
—Kirstyn Hill, Health, 21 Nov. 2025
See All Example Sentences for diarrhea
Cite this Entry
“Diarrhea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diarrhea. Accessed 30 Nov. 2025.
Copy CitationKids Definition
diarrhea
noun
di·ar·rhea
ˌdī-ə-ˈrē-ə
: abnormally frequent and watery bowel movements
Medical Definition
diarrhea
noun
di·ar·rhea
variants
or chiefly British diarrhoea
: abnormally frequent intestinal evacuations with more or less fluid stools
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