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communication

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noun American English pronunciation: communication /kəˌmjunɪˈkeɪʃ(ə)n/ 
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singularcommunication
pluralcommunications
  1. 1
    [uncountable] the process of giving information or of making emotions or ideas known to someone

    There was a breakdown in communication.

    nonverbal communication (=without speaking):

    One of the most powerful forms of nonverbal communication is body language.

    communication skills:

    a workshop to improve teachers' communication skills

    1. a.
      the process of speaking or writing to someone to exchange information or ideas
      communication with:

      She has no communication with her family.

      in communication:

      The two groups are in regular communication.

  2. 2

    communications

    [plural] a system for sending information

    satellite communications

    communications system/network:

    a highly advanced radio communications system

  3. 3
    [countable] formal a message such as a letter, phone call, or e-mail

    We did not receive that communication.

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