/ Thesaurus / A Synonyms of architectural plan Find synonyms for: Noun1. plan, architectural plan, drawingusage: scale drawing of a structure; "the plans for City Hall were on file"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language