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epigenesis n. 后成,渐成说 後成,渐成说 epigenesis n 1: a geological change in the mineral content of rock after the rock has formed Epigenesis \Ep`i*gen"e*sis\, n. [Pref. epi- genesis.] (Biol.)
The theory of generation which holds that the germ is created entirely new, not merely expanded, by the procreative power of the parents. It is opposed to the theory of {evolution}, also to {syngenesis}. [1913 Webster]
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