Breadcrumb Home > Thesaurus > E Synonyms of euthenics Find synonyms for: Noun 1. euthenics, life science, bioscience usage: the study of methods of improving human well-being and efficient functioning by improving environmental conditions WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of euthenics (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language