closed-circuit television

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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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Origin of closed-circuit television

First recorded in 1945–50

Words nearby closed-circuit television

closed chain, closed chain compound, closed chest massage, closed circuit, closed circuit method, closed-circuit television, closed comedo, closed community, closed cornice, closed corporation, closed couplet

How to use closed-circuit television in a sentence

It triangulates the sound and, similar to a red-light camera, uses closed-circuit television to automatically take a picture of the license and fine the driver.
Paris will try using sound sensors to fine vehicles causing noise pollution|Camille Squires|October 5, 2021|Quartz
The Washington Metrorail Safety Commission had asked Metro to give safety inspectors access to closed-circuit television or surveillance video footage for “at least several months,” but Metro has declined, commission spokesman Max Smith said.
Metro board members open to fare reduction, service changes to lure back riders|Justin George|June 2, 2021|Washington Post
Metro uses closed-circuit television for several safety purposes, such as monitoring platform conditions.
Metro board members open to fare reduction, service changes to lure back riders|Justin George|June 2, 2021|Washington Post
He closed his eyes, imagining the virgins, imagining away the pain in his head and groin.
Powerful Congressman Writes About ‘Fleshy Breasts’|Asawin Suebsaeng|January 7, 2015|DAILY BEAST

Closed courthouses, rogue clerks, and misleading statements from the attorney general as Florida welcomes same-sex marriage.
The Back Alley, Low Blow-Ridden Fight to Stop Gay Marriage in Florida Is Finally Over|Jay Michaelson|January 5, 2015|DAILY BEAST
The last film about Martin Luther King was made for television in 1977.
Dr. King Goes to Hollywood: The Flawed History of ‘Selma’|Gary May|January 2, 2015|DAILY BEAST
The television networks interrupt their broadcasts to take the nation directly to Selma.
Dr. King Goes to Hollywood: The Flawed History of ‘Selma’|Gary May|January 2, 2015|DAILY BEAST
I wish I could be writing to you under better circumstances, but unfortunately those avenues have closed up.
Dear Leelah, We Will Fight On For You: A Letter to a Dead Trans Teen|Parker Molloy|January 1, 2015|DAILY BEAST
And now I can recall that his eyes closed, and from his lips I caught a sigh, and then he rolled to the floor.
The Homesteader|Oscar Micheaux
The next instant the door closed softly behind them, and she went out of his life as a wife forever.
The Homesteader|Oscar Micheaux
He looked up through half closed eyes to see the Reverend standing over him.
The Homesteader|Oscar Micheaux
And it might be a good idea for you to give your men a gentle hint to keep their mouths closed about this affair—all of it.
Raw Gold|Bertrand W. Sinclair
The exchanges had closed in previous years, but never for the reasons which now controlled them.
Readings in Money and Banking|Chester Arthur Phillips

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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012