What does "piano-violin" mean?

A keyed musical instrument resembling a piano, having a moving cylinder that causes the strings to vibrate.

What is a synonym for "piano-violin"?

Common synonyms include: baby grand, clavichord, grand, harpsichord, piano, pianoforte.

noun

noun ·Rare ·Advanced level

Noun

1
A keyed musical instrument resembling a piano, having a moving cylinder that causes the strings to vibrate. historical