ilium

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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.)

il·i·um

, pl.

il·i·a

(il'ē-ŭm, il'ē-ă), [TA] Do not confuse this word with ileum.
The broad, flaring portion of the hip bone, distinct at birth but later becoming fused with the ischium and pubis; it consists of a body, which joins the pubis and ischium to form the acetabulum and a broad thin portion, called the ala or wing, bordered superiorly by a thicker crest. The body transmits the weight of the trunk to the femur, whereas the ala and crest provide for muscle attachment and protect abdominopelvic viscera.
[L. groin, flank]

ilium

(ĭl′ē-əm)
n. pl. il·ia (-ē-ə)
The uppermost and widest of the three bones constituting either of the lateral halves of the pelvis.

il·i·um

, pl. ilia (il'ē-ŭm, -ă) [TA]
The broad, flaring portion of the hip bone, distinct at birth but later becoming fused with the ischium and pubis; it consists of a body, which joins the pubis and ischium to form the acetabulum and a broad thin portion, called the ala or wing.
Synonym(s): iliac bone.
[L. groin, flank]

ilium

The uppermost of three bones into which the INNOMINATE bone of the pelvis is arbitrarily divided. Its most conspicuous feature is the iliac crest forming the upper brim of the pelvis on either side.

ilium

the dorsal bone of the PELVIC GIRDLE that is joined to the SACRAL VERTEBRAE.

il·i·um

, pl. ilia (il'ē-ŭm, -ă) [TA]
The broad, flaring portion of the hip bone, distinct at birth but later becoming fused with the ischium and pubis.
[L. groin, flank]