Breadcrumb Home > Thesaurus > S Synonyms of sciatic Find synonyms for: Adjective 1. sciatic usage: relating to or caused by or afflicted with sciatica 2. sciatic usage: of or relating to the ischium (or the part of the hipbone containing it); "sciatic nerve" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of sciatic (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: demagogue Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language