gas·​tro·​in·​tes·​ti·​nal | \ ˌga-strō-in-ˈte-stə-nᵊl How to pronounce gastrointestinal (audio) , -ˈtes(t)-nəl \

Definition of gastrointestinal

: of, relating to, affecting, or including both stomach and intestine

Examples of gastrointestinal in a Sentence

Recent Examples on the Web Once absorbed in the gastrointestinal tract, the lead becomes toxic. Alaa Elassar, CNN, "A bald eagle has been released back into the wild after recovering from lead poisoning," 23 May 2020 Mack has Crohn’s disease, a chronic condition that causes inflammation of the gastrointestinal tract. Ac Shilton,, "We Need to Talk About PTSD in People With Past Health Traumas—and How Coronavirus Is Making it Worse," 20 May 2020 Covid-19 is listed as a contributing factor to her death, along with gastrointestinal bleedingsaid Angelica Whiting. Rachel Chason, Washington Post, "Cynthia Whiting, a doting grandmother, among the coronavirus deaths at Sagepoint Senior Living," 8 May 2020 Patients in the lopinavir and ritonavir trial were also found to show more gastrointestinal side effects such as vomiting and diarrhea than those not given the drug in the comparison group. Jason Gale, Fortune, "HIV pill fails while flu medication helps in early coronavirus drug trials," 19 Mar. 2020 Canine enteric coronavirus, which affects the gastrointestinal tract, is fairly rare and typically only affects puppies under six weeks of age. Laura Hanrahan, Woman's Day, "Can Dogs and Cats Get Coronavirus? A Doctor Explains," 4 Mar. 2020 However, cardiac and gastrointestinal complications, which can be fatal, can occur in around 20% to 30% of people, the CDC says. N'dea Yancey-bragg, USA TODAY, "'Murder Hornets' are in the United States. These other dangerous bugs are more common," 4 May 2020 Your first milk — or colostrum, which is thicker than breast milk — is typically all the nutrition your baby needs; and contains antibodies and other substances that protect her against gastrointestinal and respiratory infections. New York Times, "How to Breastfeed During the First 2 Weeks of Life," 18 Apr. 2020 Coronaviruses, named for the crown-like halo of spikes on their outer surfaces, cause a wide range of respiratory and gastrointestinal infections in humans and animals. Ars Technica, "Here’s the latest on the novel coronavirus outbreak in Wuhan," 28 Jan. 2020

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

See More

First Known Use of gastrointestinal

1831, in the meaning defined above

Keep scrolling for more

Learn More about gastrointestinal

Time Traveler for gastrointestinal

Time Traveler

The first known use of gastrointestinal was in 1831

See more words from the same year

Statistics for gastrointestinal

Last Updated

29 May 2020

Cite this Entry

“Gastrointestinal.” Dictionary, Merriam-Webster, Accessed 29 May. 2020.

Keep scrolling for more

More Definitions for gastrointestinal


How to pronounce gastrointestinal (audio)

English Language Learners Definition of gastrointestinal

medical : of or relating to both the stomach and the intestines


gas·​tro·​in·​tes·​ti·​nal | \ ˌgas-trō-in-ˈtes-tən-ᵊl, -ˈtes(t)-nəl How to pronounce gastrointestinal (audio) \

Medical Definition of gastrointestinal

: of, relating to, or affecting both stomach and intestine gastrointestinal distress

More from Merriam-Webster on gastrointestinal

Britannica English: Translation of gastrointestinal for Arabic Speakers

Comments on gastrointestinal

What made you want to look up gastrointestinal? Please tell us where you read or heard it (including the quote, if possible).


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

May 2020 Words of the Day Quiz

  • a blooming wisteria tree
  • Which is a synonym of exiguous?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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