used water and waste substances that are produced by human bodies, that are carried away from houses and factories through special pipes (= sewers（下水道的）污水，污物)- a ban on the dumping of raw sewage (= that has not been treated with chemicals) at sea禁止把未经处理的污水排入海中
- sewage disposal污水处理
compare wastewaterExtra Examples- Sewage should be treated in a proper disposal system.污水应通过合适的处理系统进行处理。
- a sewage treatment plant污水处理厂
Oxford Collocations Dictionaryadjectiveverb + sewagesewage + nounSee full entry Word Originmid 19th cent.: from sewer, by substitution of the suffix -age.