/ Thesaurus / P Synonyms of pterygoid plexus Find synonyms for: Noun1. pterygoid plexus, plexus, reteusage: a plexus of veins draining the region of the pterygoid muscles and draining into the internal maxillary and anterior facial veinsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language