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1. The segment of the alimentary canal extending from the pyloric sphincter of the stomach to the anus and, in humans and other mammals, consists of two segments, the small intestine and the large intestine. In humans, the small intestine is further subdivided into the duodenum, jejunum and ileum. (

2. The alimentary canal of an animal through which food passes after having passed all stomachs (; (esp. in invertebrates) The whole alimentary canal from the mouth downward (Google Dictionary)

3. One of certain subdivisions of this part of the alimentary canal, such as the small or large intestine in human beings. (

3. The segment of the alimentary canal, starting from the pylorus of stomach to the anus. (

4. The portion in the animal digestive tube where food passes through immediately after the stomach (; (in vertebrates) The lower part of the alimentary canal from the end of the stomach to the anus. (Google Dictionary)

Syn: bowel, hose, gut, tharm

Word origin: from Middle French intestin (14c.) or directly from Latin intestinum “a gut,” in plural, “intestines, bowels,” noun use of neuter of adjective intestinus “inward, internal”

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