個こ体たい発はっ生せい

noun

ontogeny; ontogenesis

Technical biology term for the development of an individual organism from embryo to mature form.

• 個こ体たい発はっ生せいは系けい統とう発はっ生せいを繰くり返かえすと言いわれる。

  It is said that ontogeny recapitulates phylogeny.