( n. )
In ordinary square or upright pianos of London make, the escapement lever or jack, so made that it can be taken out and replaced with the key; -- called also the hopper.
( n. )
In ordinary square or upright pianos of London make, the escapement lever or jack, so made that it can be taken out and replaced with the key; -- called also the hopper.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012