/ Thesaurus / C Synonyms of calendar week Find synonyms for: Noun1. week, calendar week, time period, period of time, periodusage: a period of seven consecutive days starting on SundayWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language