/ Thesaurus / E Synonyms of executive department Find synonyms for: Noun1. executive department, federal department, federal office, department of the federal governmentusage: a federal department in the executive branch of the government of the United StatesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language