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English definition of “witness”

witness

verb [T]
 
 
/ˈwɪtnəs/
SEE B2 to see something happen, especially an accident or crime: Did anyone witness the attack?Using the eyesEyesight, glasses and lensesThe eye and surrounding areaPerceptive
DOCUMENT to sign your name on an official document to say that you were present when someone else signed itOfficial documentsSigning and signatures
(Definition of witness verb from the Cambridge Learners Dictionary © Cambridge University Press)
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