designer babyBrE/dɪˌzaɪnə ˈbeɪbi/NAmE/dɪˌzaɪnər ˈbeɪbi/noun () ababythatisbornfromanembryo which was selected from a number of produced using IVFembryos produced using IVF, forexamplebecausetheparentswantababythatcanprovidecellstotreatabrother'sorsister'smedicalcondition定制婴儿,设计婴儿(借助体外受精技术选取胚胎而生出的婴儿,以提供细胞治疗哥哥或姐姐的病)