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n. (used with a sing. verb)
The belief that deterioration of the human gene pool occurs by the increased survival and reproduction of people with undesirable traits.

dys·gen′ic adj.


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


(dɪsˈdʒɛn ɪks)

n. (used with a sing. v.)
the study of factors causing genetic deterioration in a population or species.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dysgenics - the study of the operation of factors causing degeneration in the type of offspring produced
bioscience, life science - any of the branches of natural science dealing with the structure and behavior of living organisms
eugenics - the study of methods of improving genetic qualities by selective breeding (especially as applied to human mating)
References in periodicals archive ?
It will surprise many to learn that the concept of compulsory vaccination has national socialist roots that spring from the same drive for a "master race" that led the Nazis to embrace eugenics (including forced sterilization) and dysgenics (including execution of the Jews and others deemed "undesirable"), and that the person most responsible for eliminating constitutional protections against such intrusions (the Fourteenth Amendment) is one regarded as among the U.
Moreover, the offshoot of eugenics (fostering excellence in society and the human species through selective breeding of admirable traits) championed by the statistician Francis Galton, was dysgenics (or negative eugenics).
The issue is not racial dysgenics and the debilitating effects of the welfare state, as conservatives claim, nor is it liberal scapegoats such as "media violence" and "gun availability.