jejunum

je·ju·num

noun \ji-ˈjü-nəm\

plural je·ju·na \-nə\

Definition of JEJUNUM

: the section of the small intestine that comprises the first two fifths beyond the duodenum and that is larger, thicker-walled, and more vascular and has more circular folds and fewer Peyer's patches than the ileum

Illustration of JEJUNUM