Subscriber login


Forgot your password?

Library card login

Other

ileum

Syllabification: (il·e·um)
Pronunciation: /ˈilēəm/
Definition of ileum

noun (plural ilea /ˈilēə/)

Anatomy
  • the third portion of the small intestine, between the jejunum and the cecum.

Derivatives

ileac

Pronunciation: /-ˌak/
adjective

ileal

Pronunciation: /-əl/
adjective

Origin:

late 17th century: from medieval Latin, variant of ilium

ileum in other Oxford dictionaries

Definition of ileum in the British & World English dictionary

Nearby words

  |  Cite

More words in this category

Oxford Dictionaries Pro

For Oxford's best resources for writers, plus thesaurus, audio, and 1.9m examples.

GET PRO ►

Shop for an Oxford dictionary
Find the perfect Oxford dictionary for you in our online shop.
SHOP NOW ►

Word of the day

monocular

/ məˈnɒkjʊlə /
adjective , noun
with, for, or in one eye …