Breadcrumb Home > Thesaurus > I Cite Synonyms of interferon Find synonyms for: Noun1. interferon, antiviral, antiviral agent, antiviral drugusage: an antiviral protein produced by cells that have been invaded by a virus; inhibits replication of the virusWordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.Definition and meaning of interferon (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. February 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World The Manchu Related Content Daily Word Quiz: invective Analogy of the Day: Today?s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language