Breadcrumb Home > Thesaurus > D Synonyms of diachrony Find synonyms for: Noun 1. historical linguistics, diachronic linguistics, diachrony, linguistics usage: the study of linguistic change; "the synchrony and diachrony of language" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of diachrony (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: inmediasres Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language