Pī-ăn'o-grāph, n.
n. [From piano, q. v., and Gr. γράφειν, to write.] (Mus.) A machine, which, attached to a piano-forte, transcribes, on paper prepared for the purpose, any thing played by the pianist.
n. [From piano, q. v., and Gr. γράφειν, to write.] (Mus.) A machine, which, attached to a piano-forte, transcribes, on paper prepared for the purpose, any thing played by the pianist.