Main definitions of ilium in English

: ilium1Ilium2

ilium1

noun

  • The large broad bone forming the upper part of each half of the pelvis.

    • ‘The iliolumbar ligament, as it's name implies, connect the lower lumbar spine to the ilium at the iliac crest and the inner concave surface of the iliac fossa.’
    • ‘The two coxal bones grow from three separate bones, the ilium, ischium, and pubis.’
    • ‘This tilting of the pelvis is effected by the gluteal muscles, which connect the ilium of the hip bone to the lower limb.’
    • ‘The acetabulum is a hemispherical socket formed in the os coxae (ie, bony pelvis) of a newborn where the ilium, ischium, and pubis bones come together.’
    • ‘The majority of debridements occurred in the operating room because removal of dead bone required extensive resection of the ilium, sacrum, or trochanter.’

Origin

Late Middle English (originally in the Greek form ilion, and denoting the ileum): from Latin, singular of ilia ‘flanks, entrails’. Current senses date from the late 16th century.

Pronunciation

ilium

/ˈɪlɪəm/

Main definitions of ilium in English

: ilium1Ilium2

Ilium2

proper noun

  • alternative name for Troy, especially the 7th-century BC Greek city

Pronunciation

Ilium

/ˈɪlɪəm/