/ Dictionary / Index D dysgenics: Meaning and Definition of Find definitions for: dys•gen•ics Pronunciation: (dis-jen'iks), [key] — n. (used with a sing. v.) Biol. the study of the operation of factors that cause degeneration in offspring. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dysgenics (Thesaurus) dysgenic dysgeusia Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language