/ Thesaurus / H Synonyms of hessian fly Find synonyms for: Noun1. Hessian fly, Mayetiola destructor, gall midge, gallfly, gall gnatusage: small fly whose larvae damage wheat and other grainsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language