ilium (redirected from Ilion (disambiguation))

ilium /il·i·um/ (il´e-um) pl. i´lia   [L.] the expansive superior portion of the hip bone (os coxae); it is a separate bone in early life.

---

il·i·um (l-m)

n. pl. il·i·a (--)

The uppermost and widest of the three bones constituting either of the lateral halves of the pelvis. Also called iliac bone.

---

ilium

[il′ē·əm] pl. ilia

Etymology: L, flank

the uppermost of the three bones that make up the innominate bone (hip bone). The ilium forms the superior part of the acetabulum and provides attachment for several muscles, including the obturator internus, the gluteals, the iliacus, and the sartorius. Compare ischium, pubis. iliac, adj.

---

ilium (il´ēm),

n the most superior of the three bones that make up the innominate bone. The ilium forms part of the acetabulum. The iliac crest is a source of bone for mandibular and chin reconstruction and enhancement.

---

ilium

pl. ilia [L.] the cranial portion of the hip bone.

See also Table 10.