preformation
/ˌpriːfɔːˈmeɪʃən/noun
mass noun
1- the action or process of preforming something预先形成; 预先构成。
1.1
- Biology, historical the theory, now discarded, that an embryo develops from a complete miniature version of the organism.【生】〈史〉先成论, 预成说。常与EPIGENESIS 相对。
派生词