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.
Lanitis told her sister that her vomit was almost black—usually a sign of bleeding in the gastrointestinal tract. — D. T. Max, New Yorker, 26 Oct. 2026 Norovirus is a highly contagious virus that is the most common cause of viral gastroenteritis, an inflammation of the inside lining of the gastrointestinal tract. — ABC News, 22 Oct. 2026 The new generation of therapeutic peptides is chemically modified to resist breakdown in the gastrointestinal tract, where traditional peptide drugs degrade before they can be absorbed. — Samantha Agate, Kansas City Star, 16 Oct. 2026 Peptide medications break down quickly in the gastrointestinal tract and absorb poorly, which is why they are typically delivered by injection or infusion rather than swallowed. — Samantha Agate, Miami Herald, 16 Oct. 2026 See All Example Sentences for gastrointestinal tract

Rhymes for gastrointestinal tract

See All Rhymes for gastrointestinal tract

Browse Nearby Words

gastrointestinal
gastrointestinal tract
gastrolith
See all Nearby Words

Cite this Entry

“Gastrointestinal tract.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gastrointestinal%20tract. Accessed 28 Oct. 2026.

Copy Citation

Medical Definition

gastrointestinal tract

noun
: the stomach and intestine as a functional unit
Love words? Need even more definitions?

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

Last Updated: - Updated example sentences

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of grotesque

See Definitions and Examples »

Popular in Grammar & Usage

See More

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE
See More

Popular

See More

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
different halloween monsters in silhouette
A Monstrous Vocab Quiz Words That Go Bump in the Night
See All