/ Thesaurus / R Synonyms of radial ply Find synonyms for: Adjective1. radial-plyusage: of or relating to automobile tires that have a strip under the tread and relatively little stiffening in the sidewalls; "radial-ply tires"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language