Also found in: Dictionary, Thesaurus, Acronyms, Encyclopedia, Wikipedia.
ilium[il´e-um] (pl. i´lia) (L.)
the lateral, flaring portion of the hip bone. adj., adj il´iac. (See also table of bones.)
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Plural of ilium.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
ilium(il'e-um) plural.ilia [L. ile, ileum, ilium, pl. ilia, area of the abdomen from the lowest rib to the pubes; flank, groin]
1. One of the bones of each half of the pelvis. It is the superior and widest part and serves to support the flank. In the child, before fusion with adjacent pelvic bones, it is a separate bone. Synonym: os ilium
2. The flank. See: sacroiliac
Medical Dictionary, © 2009 Farlex and Partners