right to die
noun [ U ] uk/ˌraɪt.tə ˈdaɪ/ us/ˌraɪt.tə ˈdaɪ/
死亡权，死的权利（认为当一个人不可能再康复时，应允许此人有自然死亡的权利，而不应采用医学方法使其继续存活）
the belief that a person should be allowed to die naturally rather than being kept alive by medical methods when they are suffering and unlikely to get well