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gastrointestinal

American  
[gas-troh-in-tes-tuh-nl] / ˌgæs troʊ ɪnˈtɛs tə nl /

adjective

Anatomy.
  1. of, relating to, or affecting the stomach and intestines.


gastrointestinal British  
/ ˌɡæstrəʊɪnˈtɛstɪnəl /

adjective

  1. of or relating to the stomach and intestinal tract

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of gastrointestinal

First recorded in 1825–35; gastro- + intestinal

Vocabulary lists containing gastrointestinal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

He contends that when hotels circulate synthetic fragrances through scent dispersion machines, they may be spreading toxic chemicals, potentially causing respiratory problems, headaches, skin irritation and gastrointestinal, cardiovascular and cognitive problems among vulnerable guests.

From Los Angeles Times ● Oct. 3, 2026

They also experienced fewer cases of anemia, pneumonia, acute aseptic arthritis, and internal bleeding, although gastrointestinal problems were more common in the vitamin C group.

From Science Daily ● Oct. 3, 2026

However, the participants taking EloraTZP also experienced more frequent gastrointestinal adverse events, and they discontinued treatment at a far higher rate than people solely taking eloralintide or Zepbound.

From MarketWatch ● Sep. 30, 2026

They signed a clinical collaboration agreement to evaluate AstraZeneca’s sonesitatug vedotin in combination with Summit’s ivonescimab, with the intention of quickly launching studies for some gastrointestinal cancer indications.

From The Wall Street Journal ● Sep. 28, 2026

First, Mr. Kleiman, our merry sunshine, had another bout of gastrointestinal hemorrhaging yesterday and will have to stay in bed for at least three weeks.

From "The Diary of a Young Girl" by Anne Frank

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