Harmonica

A musical instrument, consisting of a series of hemispherical glasses which, by touching the edges with the dampened finger, give forth the tones; it is now called the glass harmonica, to distinguish it from the common harmonica, formerly called the harmonicon. Also: glass harmonica

A toy instrument of strips of glass or metal hung on two tapes, and struck with hammers.

A small wind musical instrument shaped like a flat bar with holes along the thin edges, held in the hand and producing notes from multiple vibrating reeds arranged inside along its length; it was formerly called the harmonicon. See harmonicon. Also: harmonicon See: harmonicon