/ Thesaurus / Z Synonyms of zinc deficiency Find synonyms for: Noun1. zinc deficiency, deficiency diseaseusage: a deficiency caused by inadequate zinc in the diet or by liver disease or cystic fibrosis or other diseasesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language