English edit

Etymology edit

ilio- +‎ psoas

Pronunciation edit

Noun edit

iliopsoas (plural iliopsoases or iliopsoai)

  1. (anatomy) A compound muscle composed of the iliac and psoas muscles.
    Look at those iliopsoases working!
    • 1998, Richard Irvin, Duane Iversen, Steven Roy, Sports Medicine: Prevention, Assessment, Management, and Rehabilitation of Athletic Injuries[1], 2nd edition, Boston: Allyn & Bacon, →ISBN, page 317:
      5. Muscle tightness: Inflexibility of the hamstrings, the iliotibial tracts, and iliopsoai tends to aggravate lower backache.