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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. |
[Origin: 1945–50
]
] | Dictionary.com Unabridged (v 1.1) Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006. |
Closed-circuit television
To learn more about Closed-circuit television visit Britannica.com
| © 2008 Encyclopædia Britannica, Inc. |
| closed-circuit television | |
noun | |
| a television system that is not used for broadcasting but is connected by cables to designated monitors (as in a factory or theater) |
| WordNet® 3.0, © 2006 by Princeton University. |
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