Word Study
[2x]
: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
pianograph
CIDE DICTIONARY
pianograph, n. [Piano + -graph.].
A form of melodiograph applied to a piano. [1913 Webster]
For further exploring for "pianograph" in Webster Dictionary Online