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| pso·as [ sṓ əss ] (plural pso·ai [ sṓ ] or pso·ae [ sṓ ]) |
noun |
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| Definition: |
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loin muscles: either of two pairs of muscles that are located in the groin and help to flex the hip joint
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| [Late 17th century. < Greek, accusative plural of psoa "muscle of the loins"] |
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