/ Thesaurus / P Synonyms of portacaval shunt Find synonyms for: Noun1. portacaval shunt, shuntusage: shunt that is created surgically between the portal vein and the inferior vena cava so that blood from the abdominal organs can bypass the liverWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language