/ Thesaurus / F Synonyms of fifth cranial nerve Find synonyms for: Noun1. trigeminal, trigeminal nerve, trigeminus, nervus trigeminus, fifth cranial nerve, cranial nerveusage: the main sensory nerve of the face and motor nerve for the muscles of masticationWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language