/ Thesaurus / R Synonyms of raynaud's sign Find synonyms for: Noun1. acrocyanosis, Raynaud's sign, cyanosisusage: cyanosis of the extremities; can occur when a spasm of the blood vessels is caused by exposure to cold or by strong emotionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language