motor neu ‧ rone dis ‧ ease /ˌməʊtə ˈnjʊərəʊn dɪˌziːz $ ˌmoʊtər ˈnʊroʊn-/ BrE AmE noun [uncountable]
a serious disease that causes a gradual loss of control over the muscles and nerves of the body, resulting in death
motor neu ‧ rone dis ‧ ease /ˌməʊtə ˈnjʊərəʊn dɪˌziːz $ ˌmoʊtər ˈnʊroʊn-/ BrE AmE noun [uncountable]
a serious disease that causes a gradual loss of control over the muscles and nerves of the body, resulting in death
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012