closed-circuit television
noun
a system of televising by cable to designated viewing sets, as within a factory for monitoring production operations, in a theater for viewing a special event taking place elsewhere, or in an office building as an aid to maintaining security.
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Nearby words
closed union, closed universe, closed-angle glaucoma, closed-captioned, closed-circuit, closed-circuit television, closed-door, closed-end, closed-end investment company, closed-loop, closed-minded
Origin of closed-circuit television
First recorded in 1945–50
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for closed-circuit television
closed-circuit television
noun
a television system in which signals are transmitted from a television camera to the receivers by cables or telephone links forming a closed circuit, as used in security systems, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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