/ Thesaurus / M Synonyms of miter joint Find synonyms for: Noun1. miter joint, mitre joint, miter, mitre, jointusage: joint that forms a corner; usually both sides are bevelled at a 45-degree angle to form a 90-degree cornerWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language