noun
biogenetic law; recapitulation theory
Technical term in biology; the theory that an organism's embryonic development (ontogeny) repeats the evolutionary history of its species (phylogeny).
反復説は、ヘッケルによって提唱された。
The recapitulation theory was proposed by Haeckel.
発生学の授業で反復説
I learned about the biogenetic law in embryology class.