劣れっ生せい学がく

noun

dysgenics; cacogenics

A technical term in biology referring to the study of or the process of genetic deterioration in a population. Rare outside academic contexts.

• 劣れっ生せい学がくは、集しゅう団だんの遺い伝でん的てき質しつの低てい下かを研けん究きゅうする分ぶん野やである。

  Dysgenics is a field that studies the decline in genetic quality of a population.