/ Thesaurus / S Synonyms of slow virus Find synonyms for: Noun1. slow virus, virususage: a virus that remains dormant in the body for a long time before symptoms appear; "kuru is caused by a slow virus"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language