/ Thesaurus / E Synonyms of external carotid artery Find synonyms for: Noun1. external carotid artery, external carotid, carotid artery, arteria carotisusage: the branch of the carotid artery that supplies blood to the face and tongue and external parts of the headWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language