noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The last, and usually the longest, division of the small intestine; the part between the jejunum and large intestine.
2. 2
   the part of the small intestine between the jejunum and the cecum wordnet

Example

More examples

"Nutrients are absorbed through the wall of the ileum."

Etymology

Via Medieval Latin from Latin ilia.

Related phrases

large intestinesmall intestine

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.