remission  
noun uk/rɪˈmɪʃ.ən/ us/rɪˈmɪʃ.ən/
  (OF ILLNESS)      
  [ C or U ] formal(疾病的)缓解期,减轻期 
a period of time when an illness is less severe or is not affecting someone
  Her cancer has been in remission for several years. 她的癌症几年来有所缓解。 
   (REDUCTION)      
  [ U ] law UK specialized减刑;减少服刑时间 
a reduction of the time that a person has to stay in prison
  He was given three months' remission for good behaviour. 他因为表现良好被减刑3个月。 
   (IN RELIGION)      
 [ U ] religion specialized宽恕;饶恕;赦免 
the fact of being forgiven for breaking religious laws or rules
  He believes that redemption is based on remission of sins. 他相信救赎的基础是对罪恶的宽恕。