|a chronic disease of the musculoskeletal system, characterized by inflammation and swelling of joints (esp joints in the hands, wrists, knees, and feet), muscle weakness, and fatigue|
rheumatoid arthritis n.
A chronic and progressive systemic disease, especially common in women, characterized by stiffness and inflammation of the joints and sometimes leading to deformity and disability. Also called arthritis deformans.
|rheumatoid arthritis (r'mə-toid') Pronunciation Key
A chronic autoimmune disease characterized by progressive arthritis of several small or medium-sized joints, especially in the hands. Symptoms can include morning stiffness, joint swelling and weakness, and deformity and disability.