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touch screen

 
 
noun [C] IT, COMMUNICATIONS

Definition

a screen on a computer, phone, etc. that you touch in order to give it instructions, rather than using a keyboard or keypad: Customers use a touch screen to buy tickets.
touch-screen adjective [before noun] Voters now use a touch-screen voting system.
(Definition of touch screen noun from the Cambridge Business English Dictionary © Cambridge University Press)

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