Iliopsoas n. : The great flexor muscle of the hip joint, divisible into two parts, the iliac and great psoas, -- often regarded as distinct muscles.

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Taxonomy
Iliopsoas, hip muscles, muscles, Psoas minor, layer, Thieme, free encyclopedia, psoas major, shortening, Platzer, Atlas of Anatomy, iliacus, musculus iliopsoas, iliopsoas muscle, Origin, separates, the Americas, L1.

Defination from the web:
iliopsoas is important for standing, walking, and running.[2] ... Retrieved from "http://en.wikipedia.org/wiki/Iliopsoas" Categories: Hip muscles ...