the middle part of the small intestine, between the duodenum and the ileum
Origin of jejunumMedieval Latin from neuter of Classical Latin jejunus, empty: it was formerly thought to be empty after death
The section of the small intestine between the duodenum and the ileum.
Origin of jejunumMiddle English from Medieval Latin iēiūnum (intestīnum) fasting (intestine) (so called because in dissection it was always found empty) neuter of Latin iēiūnus
From Latin ieiunum, neuter of iēiūnus.