1. a person who creates or performs something spontaneously without preparation
2. a musician who creates music spontaneously during performance
Usage: music

Examples

• The jazz improviser created beautiful melodies on the spot.
• She’s a natural improviser who can handle any unexpected situation.
• The comedy show featured talented improvisers who made up scenes instantly.
• As an experienced improviser, he never needed a script.
• The piano improviser captivated the audience with spontaneous compositions.
• Every good improviser learns to think quickly under pressure.