/ Thesaurus / S Synonyms of sheet iron Find synonyms for: Noun1. sheet iron, plate ironusage: plate iron thinner than tank ironWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language