improvisation

noun

im·​pro·​vi·​sa·​tion (ˌ)im-ˌprä-və-ˈzā-shən 

ˌim-prə-və-

also ˌim-prə-(ˌ)vī-

1

: the act or art of improvising

2

: something (such as a musical or dramatic composition) improvised

improvisational

(ˌ)im-ˌprä-və-ˈzā-sh(ə-)nəl 

ˌim-prə-və-

also ˌim-prə-(ˌ)vī-

adjective

improvisationally adverb

Synonyms of improvisation

• impromptu
• improv

Examples of improvisation in a Sentence

that comedy skit was a totally unrehearsed improvisation

Recent Examples on the Web

This improvisation of last-minute hope was truly heartbreaking. — Kurt Loder, Rolling Stone, 11 Sep. 2026

The tiebreak saw them trade mistakes, punctuated by a jaw-dropping point of lunging, acrobatic improvisation that Shelton won with a deft lob that sent Alcaraz sliding with his back to the net. — Matthew Futterman, New York Times, 9 Sep. 2026

But the cast and crew of the show all indicate that improvisation is a key weapon in the actors’ arsenal that’s strategically deployed to complement the work of the writers. — Wesley Stenzel, Entertainment Weekly, 9 Sep. 2026

Five-piece bluegrass and jam band combines banjo, mandolin and dobro with improvisation and rock ‘n’ roll attitude. — Patrick Connolly, The Orlando Sentinel, 31 Aug. 2026

Word History

First Known Use

1777, in the meaning defined at sense 1

Rhymes for improvisation

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration

Kids Definition

improvisation

noun

im·​pro·​vi·​sa·​tion (ˌ)im-ˌpräv-ə-ˈzā-shən 

ˌim-prə-və-

1

: the act or art of improvising

2

: something that is improvised

improvisational

-shnəl 

-shən-ᵊl

adjective