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psoas

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(sō′əs)

noun pl. psoas

either of two muscles attached to the lower spinal column, esp. the one that controls certain movements of the thigh

Origin: ModL < acc. pl. of Gr psoa, muscle of the loins

Related Forms:

psoatic adjective

See psoas in American Heritage Dictionary 4

noun

Either of two muscles of the loin that rotate the hip joint and flex the spine.

Origin:

Origin: New Latin

Origin: , from Greek psoa

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