gastrointestinal tract

gastrointestinal tract in Medicine

gastrointestinal tract n.
The part of the digestive system consisting of the stomach, small intestine, and large intestine.

gastrointestinal tract in Science
gastrointestinal tract
  (gās'trō-ĭn-těs'tə-nəl)   
The digestive tract, especially of a human.
gastrointestinal tract in Culture
gastrointestinal tract (GI tract) [(gas-troh-in-tes-tuh- nuhl)]

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