Bowel (noun)

1. The lower part of the alimentary canal, including the small and large intestines.
2. The lower part of the alimentary canal, including the small and large intestines and the rectum.
3. The gut or stomach of a person or animal.

Origin:

From middle english bowell, bouell, from old english bōgl, bōgol, from proto-germanic *bauglaz, from proto-indo-european *bhughlos, from *bheugh- ("to bend, bow").

Examples:

1. The doctors said that the patient's bowel was inflamed.
2. The bowel movement was very painful and difficult.
3. The patient had to undergo a bowel surgery to remove a tumor.
4. The bowel obstruction was caused by a blockage in the intestine.
5. The bowel is responsible for absorbing water and nutrients from food.