#communication_channel__channel__line  (often plural) a means of communication or access; "it must go through official channels"; "lines of communication were set up between the two firms"
  supertype:  #communicating__communication  the activity of communicating
  subtype:  #liaison__link__contact__inter-group_communication__intergroupcommunication  a channel for communication between groups; "he provided a liaison with the guerrillas"

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