Definitions for ileumˈɪl i əm; ˈɪl i ə
Random House Webster's College Dictionary
il•e•umˈɪl i əm; ˈɪl i ə(n.)(pl.)il•e•a
the third and lowest division of the small intestine, extending from the jejunum to the large intestine.
the anterior portion of the arthropod hindgut.
Origin of ileum:
1675–85; < NL, ML īleum, var. of L īlia
the part of the small intestine between the jejunum and the cecum
The last, and usually the longest, division of the small intestine; the part between the jejunum and large intestine.
the last, and usually the longest, division of the small intestine; the part between the jejunum and large intestine
U.S. National Library of Medicine
The distal and narrowest portion of the SMALL INTESTINE, between the JEJUNUM and the ILEOCECAL VALVE of the LARGE INTESTINE.