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

Apart from the setting, and some idea of a forward time shift, Nunez began writing the piece and left the rest to improvisation. — Literary Hub, 14 July 2026

Some movement patterns are well-rehearsed on the training ground; others feel more instinctive — the product of improvisation and, in the case of Olise and Mbappe here, a meeting of minds. — Stuart James, New York Times, 14 July 2026

Cady had injected some narcotic into a Georgia peach to knock Natalie out ahead of his confrontation with Crystal on the houseboat, but Ray snooping around on the Bowdens’s behalf led to this deadly improvisation. — Scott Tobias, Vulture, 10 July 2026

Hanks attempted to put in improvisation, which Howard was not always on board with. — Rance Collins, Entertainment Weekly, 10 July 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