breed·ing/`bridɪŋ; ˈbriːdɪŋ/ n [U] 1 the process of animals producing babies 〔动物的〕生殖，繁殖: the breeding season 繁殖季节 2 the activity of keeping animals in order to produce young animals or to develop new types 〔动物的〕培育，育种: They usually just keep one bull for breeding. 他们通常只留一头公牛育种。 3old-fashioned good MANNERS as a result of coming from an upper class family 【过时】 教养