medial arcuate ligament

medial arcuate ligament

noun

Definition of MEDIAL ARCUATE LIGAMENT

: an arched band of fascia that covers the upper part of the psoas major muscle, extends from the body of the first or second lumbar vertebra to the transverse process of the first and sometimes also the second lumbar vertebra, and provides attachment for part of the lumbar portion of the diaphragm—compare lateral arcuate ligament