Small Intestine

part of the digestive tract comprised of the duodenum jejunum and ileum, primary organ for absorbing digested nutrients into the body

In biology the small intestine is the part of the gastrointestinal tract (gut) between the stomach and the large intestine and includes the duodenum, jejunum, and ileum. It is where the vast majority of digestion takes place.
See more at Wikipedia.org...

Small intestine n. The narrow, winding, upper part of the intestine where digestion is completed and nutrients are absorbed by the blood. [more]Small intestine - Community and Resources

Noun
1. the longest part of the alimentary canal; where digestion is completed
(hypernym) intestine, bowel, gut
(hyponym) duodenum
(part-holonym) alimentary canal, alimentary tract, digestive tube, digestive tract, gastrointestinal tract, GI tract
(part-meronym) ileal artery, intestinal artery, arteria ileum

The part of the digestive tract that extends from the stomach to the large intestine.