noun
moto perpetuo; perpetuum mobile; perpetual motion (music)
A musical piece or passage characterized by rapid, continuously repeated notes, often at a steady tempo. Used in classical music contexts.
パガニーニの「常動曲」は、バイオリンの技巧的な曲として知られている。
Paganini's 'Moto Perpetuo' is known as a technically demanding piece for violin.
This movement is written in the form of a moto perpetuo.