piano roll
noun
a roll of paper containing perforations such that air passing through them actuates the keys of a player piano.
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Nearby words
- piano nobile,
- piano player,
- piano quartet,
- piano quintet,
- piano reduction,
- piano stool,
- piano trio,
- piano tuner,
- piano wire,
- pianoforte
Origin of piano roll
First recorded in 1925–30
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
piano roll
noun
a perforated roll of paper actuating the playing mechanism of a PianolaAlso called: music roll
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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