/sɔ:s ||; sɔrs/noun [C] a place, person or thing where sth comes or starts from or where sth is obtained 源头；来源；根源: Britain's oil reserves are an important source of income. 英国的石油储量是重要的收入来源。This word has its source in Greek. 这个词源于希腊语。The television is a great source of entertainment. 电视是一种重要的娱乐。Police have refused to reveal the source of their information. 警方拒绝透露消息来源。