Adjective
iliohypogastric (not comparable)
(anatomy) Of or relating to the ilium and hypogastrium; applied to a branch of the first lumbar nerve.
Iliohypogastric supplies sensory branches to the skin of the lateral hip region, and its terminal branch finally pierces the aponeurosis of the abdominal external oblique above the inguinal ring to supply sensory branches to the skin there. Source: Internet