Definition of tie line in English:

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tie line


A transmission line connecting parts of a system, especially a telephone line connecting two private branch exchanges.
Example sentences
  • We utilized radio tie lines.
  • They connect only through tie lines where power must be converted from alternating current to direct current and back again.
  • Queuing for callers on hold is performed at the edge of the network, helping reduce the need for overflow ports and expensive tie lines between multisite contact centers.

For editors and proofreaders

Line breaks: tie line

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