player piano(redirected from Player-pianos)
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A mechanically operated piano, especially a pedal-operated or motor-driven piano using pneumatic suction to move the keys in correspondence to the perforations on a turning piano roll.
(Instruments) a mechanical piano; Pianola
a piano using a mechanical player.
In addition to behaving as a regular piano, player pianos could use a long strip of paper with carefully positioned holes in it to control the hammers used to strike the piano strings. Air pressure to operate the hammers came from a foot-pedal-operated bellows built into the base of the piano.
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|Noun||1.||player piano - a mechanically operated piano that uses a roll of perforated paper to activate the keys|