# improviso

> English word · Adjective

## Definitions
1. Not prepared beforehand; unpremeditated; extemporaneous.

## Etymology
From Latin improvisus (“unforeseen”); compare Italian improvviso.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/improviso