closed-circuit television

1. 1.

   a television system that is not used for broadcasting but is connected by cables to designated monitors (as in a factory or theater)

   Broadertelevision

   Narrowersurveillance system

   factory · dramaturgy

Questions about closed-circuit television

What does closed-circuit television mean?

closed-circuit television means "a television system that is not used for broadcasting but is connected by cables to designated monitors (as in a factory or theater)".

Is closed-circuit television a common word?

closed-circuit television is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.