iliolumbar artery n.
An artery with its origin in the inner branch of the abdominal aorta, with distribution to the pelvic muscles and bones, and with anastomoses to the deep circumflex iliac, obturator, and lumbar arteries.
|an artery that originates in the internal iliac artery and supplies the pelvic muscles and bones|
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|