The meaning of BOWEL is intestine, gut; also : one of the divisions of the intestines —usually used in plural except in medical use. How to use bowel in a sentence. The long, tube-shaped organ in the abdomen that completes the process of digestion. The bowel has two parts, the small bowel and the large bowel . Everyone deals with the occasional bowel problem such as diarrhea or constipation. These are unpleasant conditions that usually go away on their own after a few days, or with the help of over-the-counter medications and lifestyle modifications like dietary changes and exercise. But sometimes they can be a sign of a medical or gastrointestinal condition that requires special treatment. Another bowel issue, fecal incontinence (unexpected stool leakage), can drastically affect a person's ... The small intestine (small bowel ) is a hollow, tubular structure with an average adult length of 22 feet (7 meters), making it the longest portion of the gastrointestinal (GI) tract, where the majority of digestion occurs. The small intestine extends from the stomach pylorus to the ileocecal junction and is subdivided into 3 sections: the duodenum, jejunum, and ileum. Processing a single meal through the complete length of the small intestine takes up to 5 hours, coordinating with the ...