con·vert·er (also con·ver·tor) BrE/kənˈvɜːtə(r)/NAmE/kənˈvɜːrtər/nounapersonorthingthatconvertssth使发生转化的人（或物）；转换器◆acatalyticconverter催化转换器(physics物理) adeviceforconvertingalternating current into direct currentortheotherwayaround变流器(physics物理) adeviceforconvertingaradiosignalfromonefrequencytoanother（改变无线电信号的）变频器