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English definition of “button”

button

noun [C]
 
 
/ˈbʌtən/
CLOTHING B1 a small, round object that you push through a hole to fasten clothing: to do up/undo your buttons Fastening clothing and textiles
CONTROL B1 a switch that you press to control a piece of equipment: Press the play button to listen to your recording. → See also belly buttonElectrical switches and connectionsMachine parts
(Definition of button noun from the Cambridge Learners Dictionary © Cambridge University Press)
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