an·​ti·​di·​ar·​rhe·​al ˌan-tē-ˌdī-ə-ˈrē-əl How to pronounce antidiarrheal (audio)
variants or anti-diarrheal
: tending to prevent or relieve diarrhea
antidiarrheal drugs
antidiarrheal noun
or anti-diarrheal
antidiarrheals available without a prescription

Examples of antidiarrheal in a Sentence

Recent Examples on the Web Medications that treat irritable bowel syndrome (IBS) include antidiarrheal drugs, laxatives and stool softeners, and probiotic supplements. Kelly Burch, Health, 12 May 2024 Adults can take over-the-counter antidiarrheal medications such as bismuth subsalicylate (brand names Kaopectate and Pepto-Bismol) or loperamide (brand name Imodium) to manage diarrhea symptoms. Jocelyn Solis-Moreira, CNN, 5 Feb. 2024 The group chat, which is elegantly named after an over-the-counter antidiarrheal pill and an OTC laxative, was born a few years ago after one of my pals was having trouble pooping during an international work trip. Julia Ries, SELF, 11 Jan. 2024 Your doctor may also recommend medications to address side effects of your specific situation, like antidiarrheal drugs or iron supplements. Korin Miller, SELF, 29 Jan. 2018 Start off slower, Jones nudged, reminding that using antihistamines or antidiarrheal drugs can help manage withdrawal symptoms. Washington Post, 15 June 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'antidiarrheal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1835, in the meaning defined above

Time Traveler
The first known use of antidiarrheal was in 1835

Dictionary Entries Near antidiarrheal

Cite this Entry

“Antidiarrheal.” Dictionary, Merriam-Webster, Accessed 23 Jun. 2024.

Medical Definition


1 of 2 adjective
variants or anti-diarrheal or chiefly British antidiarrhoeal or anti-diarrhoeal
: tending to prevent or relieve diarrhea
antidiarrheal remedies


2 of 2 noun
variants or anti-diarrheal or chiefly British antidiarrhoeal or anti-diarrhoeal
: an antidiarrheal agent
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!