消毒xiāo∥dú 1.用物理方法或化学药品杀死致病的微生物{disinfect; sterilize; destroy or kill harmful micro-organisms by the use of physical methods or chemical products}: ～剂{disinfectant}|病房已经消过毒了。{The sickroom has been sterilized.} 2.指清除流毒。{clear away pernicious influences}