Jejunum n. : The middle division of the small intestine, between the duodenum and ileum; -- so called because usually found empty after death.

Example:
Does the Jejunum lead to the ileum before the ileocecal valve?

Taxonomy
jejunum, ileum, small intestine, duodenum, free encyclopedia, villi, surface area, nutrients, epithelial cells, digestive system, search, duodenal, fossæ, middle section, divisions, lies, adult, 6m.

Defination from the web:
jejunum, its mucous membrane, is covered in projections called villi, which increase the surface area of tissue ... The jejunum contains very few Brunner's glands (found in the duodenum) or Peyer's patches (found in the ileum) ...