最終更新日：2024/07/28

(music) A short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

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impromptu

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元となった辞書の項目

impromptu

He gave an impromptu speech at the event.

意味（1）

意味（2）

(by extension) Any composition, musical or otherwise, that is created on the spot without preparation.