/ Thesaurus / N Synonyms of nervus ischiadicus Find synonyms for: Noun1. sciatic nerve, nervus ischiadicus, nerve, nervususage: arises from the sacral plexus and passes about halfway down the thigh where it divides into the common peroneal and tibial nervesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language