/ Thesaurus / O Synonyms of one piece Find synonyms for: Adjective1. one-piece (vs. two-piece) (vs. three-piece)usage: (of clothing) consisting of or fashioned in a single whole piece; "a one-piece garment"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language