Definition of touch piece in English:

touch piece

noun ˈtʌtʃ piːs

1Numismatics. A coin or medal presented as a token to a person touched by the English (or British) monarch as a cure for the ‘king's evil’ (scrofula). Compare "touch". historical.
2That part of a touch-operated mechanism or device which is touched or pressed in order to activate or control it; a switch, push button, lever, etc.; (now only) each of the buttons or plates in the key mechanism of a wind instrument which are pressed by the fingers in order to open or close a key or valve and vary the pitch; that part of the key which is touched by the finger of the instrumentalist.
3Music. A musical composition for a keyboard instrument designed to exhibit the performer’s touch and technique; a toccata.

Origin

Mid 18th century; earliest use found in The London Gazette. Partly from touch + piece.

Definition of touch piece in US English:

touch piece

nounˈtʌtʃ piːs

1Numismatics. A coin or medal presented as a token to a person touched by the English (or British) monarch as a cure for the ‘king's evil’ (scrofula). Compare "touch". historical.
2That part of a touch-operated mechanism or device which is touched or pressed in order to activate or control it; a switch, push button, lever, etc.; (now only) each of the buttons or plates in the key mechanism of a wind instrument which are pressed by the fingers in order to open or close a key or valve and vary the pitch; that part of the key which is touched by the finger of the instrumentalist.
3Music. A musical composition for a keyboard instrument designed to exhibit the performer’s touch and technique; a toccata.

Origin

Mid 18th century; earliest use found in The London Gazette. Partly from touch + piece.

单词	touch piece
释义	Definition of touch piece in English: touch piece noun ˈtʌtʃ piːs 1Numismatics. A coin or medal presented as a token to a person touched by the English (or British) monarch as a cure for the ‘king's evil’ (scrofula). Compare "touch". historical. 2That part of a touch-operated mechanism or device which is touched or pressed in order to activate or control it; a switch, push button, lever, etc.; (now only) each of the buttons or plates in the key mechanism of a wind instrument which are pressed by the fingers in order to open or close a key or valve and vary the pitch; that part of the key which is touched by the finger of the instrumentalist. 3Music. A musical composition for a keyboard instrument designed to exhibit the performer’s touch and technique; a toccata. Origin Mid 18th century; earliest use found in The London Gazette. Partly from touch + piece. Definition of touch piece in US English: touch piece nounˈtʌtʃ piːs 1Numismatics. A coin or medal presented as a token to a person touched by the English (or British) monarch as a cure for the ‘king's evil’ (scrofula). Compare "touch". historical. 2That part of a touch-operated mechanism or device which is touched or pressed in order to activate or control it; a switch, push button, lever, etc.; (now only) each of the buttons or plates in the key mechanism of a wind instrument which are pressed by the fingers in order to open or close a key or valve and vary the pitch; that part of the key which is touched by the finger of the instrumentalist. 3Music. A musical composition for a keyboard instrument designed to exhibit the performer’s touch and technique; a toccata. Origin Mid 18th century; earliest use found in The London Gazette. Partly from touch + piece.
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