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Webster 1913 Edition
Psoas
Pso′as
,Noun.
[Gr. [GREEK] a muscle of the loin: cf. f.
psoas
.] (Anat.)
An internal muscle arising from the lumbar vertebræ and inserted into the femur. In man there are usually two on each side, and the larger one, or great psoas, forms a part of the iliopsoas.
Webster 1828 Edition
Psoas
PSO'AS
,Noun.