/ Thesaurus / T Synonyms of time period Find synonyms for: Noun1. time period, period of time, period, fundamental quantity, fundamental measureusage: an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language