synovial membrane n the dense connective-tissue membrane that secretes synovial fluid and that lines the ligamentous surfaces of joint capsules, tendon sheaths where free movement is necessary, and bursae
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the membrane, composed of mesothelium and connective tissue, that forms the sac enclosing a freely movable joint (see diarthrosis). It secretes the lubricating synovial fluid.
Medical dictionary. 2011.