/ Thesaurus / R Synonyms of rift valley fever Find synonyms for: Noun1. Rift Valley fever, hemorrhagic fever, haemorrhagic fever, viral hemorrhagic fever, viral haemorrhagic fever, VHFusage: an infection common in Africa caused by a bunyavirus; transmitted by mosquitoes or by handling infected animalsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: coincidence Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language