/ Thesaurus / C Synonyms of circular plane Find synonyms for: Noun1. circular plane, compass plane, plane, carpenter's plane, woodworking planeusage: a plane with a flexible face that can plane concave or convex surfacesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: quandary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language