/ Thesaurus / N Synonyms of north atlantic treaty Find synonyms for: Noun1. North Atlantic Treatyusage: the treaty signed in 1949 by 12 countries that established NATOWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language