Breadcrumb Home > Thesaurus > E Synonyms of externality Find synonyms for: Noun 1. outwardness, externality, position, spatial relation usage: the quality or state of being outside or directed toward or relating to the outside or exterior; "the outwardness of the world" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of externality (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: oungurk Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language