dysgenics

[ dis-jen-iks ]
/ dɪsˈdʒɛn ɪks /

noun (used with a singular verb) Biology.

the study of the operation of factors that cause degeneration in offspring.

Origin of dysgenics

First recorded in 1915–20; see origin at dysgenic, -ics

British Dictionary definitions for dysgenics

dysgenics
/ (dɪsˈdʒɛnɪks) /

noun

(functioning as singular) the study of factors capable of reducing the quality of a race or strain, esp the human race Also called: cacogenics