closed-circuit television
closed-circuit television · closed-circuit televisions
A system of television cameras used for surveillance, connected to a control roomA system of television cameras used for surveillance, connected to a control room (originally by cables and today either by cables or by secure wireless).
Meaning
1 senses(countable, uncountable)A system of television cameras used for surveillance, connected to a control room (originally by cables and today either by cables or by secure wireless).
a television system that is not used for broadcasting but is connected by cables to designated monitors (as in a factory or theater)
Translations
1 languagesOrigin
So called because of the contrast between broadcast use (the typical use of television, esSo called because of the contrast between broadcast use (the typical use of television, especially when this name was coined) and private use closed off to others.
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Forms
plural: closed-circuit televisions| Singular | closed-circuit television |
|---|---|
| Plural | closed-circuit televisions |
regular
Synonyms
1 synonymsCCTV
Word family
1 related wordsRelatedsecurity camera
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable