/ Thesaurus / S Synonyms of security council Find synonyms for: Noun1. Security Council, SC, councilusage: a permanent council of the United Nations; responsible for preserving world peaceWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language