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English definition of “exchange”

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exchange

verb [T]  /ɪksˈtʃeɪndʒ/ us  
to change something for something else of a similar value or type: This shirt is too small – can I exchange it for one in a larger size? Before we left the meeting, she and I exchanged phone numbers (= I told her mine and she told me hers).

exchange

noun [C/U]  /ɪksˈtʃeɪndʒ/ us  
the act of giving something to someone and getting something else that is similar: [C] an exchange of ideas [C] an exchange of prisoners
(Definition of exchange from the Cambridge Academic Content Dictionary © Cambridge University Press)
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