nocebo
/nəʊˈsiːbəʊ/noun
- a negative belief concerning a medical treatment or procedure that produces a detrimental effect on a person's health for purely psychological or psychosomatic reasons（与安慰剂相对的）反安慰剂, 反治疗心理（指对某种医疗方法或程序的不信任感, 易对病人健康产生纯心理原因的有害影响）。
词源
1960s: from Latin， literally'I shall cause harm'， from nocere 'to harm'， on the pattern of PLACEBO.