This paper discusses three ways of defining ethical meanings of "development" in development ethics field: inductive description of empirical facts,value reflection on one or more specific problems and comprehensive evaluation of development,suggesting that these ways cannot assure the perspicuity and universal rationality of ethical meanings of "development",but cause many problems in the field.

But the economical society does not only apply the green technique but also needs a corresponding cultural & ethical transformation and the economical society s ethical foundation is development ethics,which has reflected the industry-civilization development pattern.

Developing ethics judge the human development on values in the view of ethical ideas, so development can keep so advancing when man, nature and society are under harmony that they might all get overall, healthy and sustainable developing.