隔かく世せい遺い伝でん

noun, noun which may take the genitive case particle 'no'

atavism; throwback; reappearance of an ancestral trait

Biological term for a trait reappearing after skipping one or more generations. Also used figuratively for any trait or behavior that seems to come from an ancestor.

• 彼かれの赤あか毛げは隔かく世せい遺い伝でんだそうだ。

  His red hair is said to be a case of atavism.

• 隔かく世せい遺い伝でんで祖そ父ふにそっくりな顔かお立だちになった。

  Through atavism, he ended up with features just like his grandfather's.