Biography. Willie D (born November 1, 1966 as William James Dennis in Houston, Texas) is a rapper who gained fame as the lead member of the pioneering rap group from Houston, Geto Boys.
sclerosis. an induration or hardening, especially of a part from inflammation, or in disease of the interstitial substance. The term is used chiefly for such a hardening of the nervous system due to hyperplasia of the connective tissue or for hardening of the blood vessels.Called also induration. adj., adj sclerotÂ´ic.clerosis. an induration or hardening, especially of a part from inflammation, or in disease of the interstitial substance. The term is used chiefly for such a hardening of the nervous system due to hyperplasia of the connective tissue or for hardening of the blood vessels. Called also induration. adj., adj sclerotÂ´ic.
Medical Definition of Multiple sclerosis. Multiple sclerosis: A disease that is characterized by loss of myelin (demyelinization). Abbreviated MS. Myelin, the coating of nerve fibers, is composed of lipids (fats) and protein. It serves as insulation and permits efficient nerve fiber conduction.