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English definition of “communication”

communication

noun [C/U]    /kəˌmju·nɪˈkeɪ·ʃən/
the process by which messages or information is sent from one place or person to another, or the message itself: [U] E-mail is an increasingly important means of business communication. Communication is also the exchange of information and the expression of feeling that can result in understanding: [U] There was very little communication between the two brothers.
(Definition of communication noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
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