✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!

gastrointestinal tract

noun

medical
: the part of the digestive system that consists of the stomach and intestines

Examples of gastrointestinal tract 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.
Norovirus is a highly contagious virus that is the most common cause of viral gastroenteritis, which is an inflammation of the inside lining of the gastrointestinal tract. Youri Benadjaoud, ABC News, 25 Nov. 2025 Your gastrointestinal tract uses both mechanical and chemical processes to break down these nutrients into their simplest form so they can be absorbed and used for energy, repair and carrying out biological functions. Bryn Beeder, The Conversation, 17 Nov. 2025 The tiny, tart fruit may help prevent urinary and gastrointestinal tract infections, reduce the risk of heart disease, boost oral health, and improve blood sugar in people with type 2 diabetes. Megan Nunn, Verywell Health, 13 Nov. 2025 Most UTIs begin when bacteria from the gastrointestinal tract enter the urethra and travel upward into the bladder. Daryl Austin, USA Today, 7 Nov. 2025 See All Example Sentences for gastrointestinal tract

Browse Nearby Words

Cite this Entry

“Gastrointestinal tract.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gastrointestinal%20tract. Accessed 1 Dec. 2025.

Medical Definition

gastrointestinal tract

noun
: the stomach and intestine as a functional unit
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!