Before revision: The term is also used on musical instruments such as the Jew's harp, tuning fork, guitaret, music box or mbira which contain long protruding metal spikes ("tines") which are plucked to produce notes.
After revision: electric piano,The term is also used on musical instruments such as the Jew's harp, tuning fork, guitaret, music box or mbira which contain long protruding metal spikes ("tines") which are plucked to produce notes.