/ Thesaurus / H Synonyms of hay fever Find synonyms for: Noun1. hay fever, pollinosis, allergic rhinitisusage: a seasonal rhinitis resulting from an allergic reaction to pollenWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: magnanimous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language