iliohypogastric nerve

noun

il·​io·​hy·​po·​gas·​tric nerve ˌil-ē-ō-ˌhī-pə-ˈgas-trik- 

: a branch of the first lumbar nerve that divides into branches distributed to the skin of the lateral part of the buttocks, the skin of the pubic region, and the muscles of the anterolateral abdominal wall