Conductor Definition. In science, a conductor is a material which permits a flow of energy. A material which allows the flow of charged particles is an electrical conductor. A material which allows the transfer of thermal energy is a thermal conductor or heat conductor. Although electrical and thermal conductivity is most common, other types of energy may be transferred.
Define polymyositis: inflammation of several muscles at once; specifically : an inflammatory muscle disease of unknownâ¦ â polymyositis in a sentence inflammation of several muscles at once; specifically : an inflammatory muscle disease of unknown cause that affects muscles and chiefly skeletalâ¦ See the full definition
Dermatomyositis is considered a muscular dystrophy by the Muscular Dystrophy Association. It is also a type of autoimmune connective tissue disease. It is related to polymyositis and inclusion body myositis.There is a form of this disorder that strikes children, known as juvenile dermatomyositis (JDM).ermatomyositis is considered a muscular dystrophy by the Muscular Dystrophy Association. It is also a type of autoimmune connective tissue disease. It is related to polymyositis and inclusion body myositis.