Breadcrumb Home > Thesaurus > I Synonyms of improvisation Find synonyms for: Noun 1. improvisation, creation usage: a creation spoken or written or composed extemporaneously (without prior preparation) 2. improvisation, temporary expedient, expedient usage: an unplanned expedient 3. extemporization, extemporisation, improvisation, performance usage: a performance given extempore without planning or preparation WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of improvisation (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: crepuscular Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language