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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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(dɪsˈdʒɛn ɪks)

n. (used with a sing. v.)
the study of factors causing genetic deterioration in a population or species.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
"Deafness, Genetics, and Dysgenics." Medicine, Health Care, and Philosophy 9, no.
Shockley's articulation of eugenics and dysgenics in the debate is a prime example of the ideas put forth in the Cress Theory.
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.S.'s greatest jurists and legal scholars, Supreme Court Justice Oliver Wendell Holmes Jr., who believed in eugenics and even dysgenics (execution of those whom he regarded as "feeble-minded," "undesirable," and "inadequate").
Arguments for include health, reproductive freedom, cost of care and the effects of dysgenics on society, and evolutionary considerations.
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).
Males has convincingly demonstrated, Liberals and conservatives have joined in rampant escapism on "youth violence." 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." ...
Lynn, Dysgenics: Genetic Deterioration in Modern Populations, Praeger, Westport CT, 1996, Ch.