|the plural of ilium|
|See also Rhea Silvia (in Roman legend) the daughter of Aeneas and Lavinia, who, according to some traditions, was the mother of Romulus and Remus|
ilium il·i·um (ĭl'ē-əm)
n. pl. il·i·a (-ē-ə)
The uppermost and widest of the three bones constituting either of the lateral halves of the pelvis. Also called iliac bone.