piano roll
a roll of paper containing perforations such that air passing through them actuates the keys of a player piano.
[1925-30]

* * *


Universalium. 2010.

Look at other dictionaries:

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  • piano roll — a roll of paper containing perforations such that air passing through them actuates the keys of a player piano. [1925 30] * * * piˈano roll 7 [piano roll] noun a roll of paper full of very small holes that controls the movement of the keys in a… …   Useful english dictionary

  • piano roll — pian′o roll n. mad a roll of paper containing perforations such that air passing through them actuates the keys of a player piano • Etymology: 1925–30 …   From formal English to slang

  • piano roll — noun A perforated roll of paper containing encoded music to be played by a pianola or player piano …   Wiktionary

  • piano roll — /piˈænoʊ roʊl/ (say pee anoh rohl) noun a roll of paper prepared for use on a player piano …   Australian English dictionary

  • piano roll — noun a roll of perforated paper which controls the movement of the keys in a pianola …   English new terms dictionary

  • Piano roll blues — The Piano Roll Blues or Old Piano Roll Blues is a figure of speech designating a legal argument (or the response to that argument) made in US patent law relating to computer software. The argument is that a newly programmed general purpose… …   Wikipedia

  • Roll — The word roll has these meanings:*Roll (food) * A thin flexible solid wound around a centre. ** Something wrapped around a tube, e.g. toilet roll. ** Paper strips wrapped around a thin quilling tool, e.g. quilling. ** A bank roll, a paper holder… …   Wikipedia

  • Piano — Pianoforte redirects here. For earlier versions of the instrument, see Fortepiano. For other uses of Piano, see Piano (disambiguation). Piano Bösendorfer grand piano Keyboard instrument …   Wikipedia

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