gastrointestinal tract

Scientific

/ găs′trō-ĭn-tĕs′tə-nəl /

The digestive tract, especially of a human.

gastrointestinal tract Cultural

The stomach and intestines; the path that food follows once it leaves the esophagus.

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.

Resuming his polio project after the war, he concluded by the early 1950s that eradication would only be achieved if transmission could be prevented through halting viral replication in the gastrointestinal tract.

From The Wall Street Journal • Jun. 21, 2026

Importantly, the compound works only within the gastrointestinal tract, which may help avoid unwanted side effects elsewhere in the body.

From Science Daily • Mar. 18, 2026

When that same sugar content is introduced to an upset gastrointestinal tract, it can pull in extra water, leading to more diarrhea.

From Salon • Jan. 21, 2025

These toxins can affect your heart, bloodstream and even gastrointestinal tract, Elsayegh said.

From Los Angeles Times • Jan. 17, 2025

He spent the rest of the night out in the cold, violently discharging the contents of his gastrointestinal tract.

From "Into Thin Air" by Jon Krakauer

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023