anaesthetic (US anesthetic)
/ˌænɪsˈθetɪk; ˌænəs`θɛtɪk/ n [C, U] substance or process that produces anaesthesia 麻醉剂; 麻醉术: be under (an) anaesthetic 处于麻醉状态 * give sb a general anaesthetic, ie cause sb to lose consciousness 给某人全身麻醉 * a local anaesthetic (ie one affecting part of the body) for the removal of a tooth 为拔牙而施的局部麻醉. -- adj producing anaesthesia 产生麻醉的.