closed-circuit

Describes a system, typically electronic or televisual, in which the signal is transmitted only to a limited number of receivers, as opposed to being broadcast publicly.

• 🇪🇸Describe un sistema, generalmente electrónico o televisivo, en el que la señal se transmite solo a un número limitado de receptores, a diferencia de la transmisión pública.

1. Closed electrical circuit B2 formal technical

   Relating to or consisting of a complete electrical circuit through which current can flow.

   • The technician checked the closed-circuit wiring for any faults.
   • A closed-circuit system ensures continuous power flow.
   • The device operates only when the closed-circuit connection is intact.

   🇪🇸Circuito cerrado

   Sinónimos: closedcompletecontinuousunbroken

2. Closed-circuit television (CCTV) B1 formal technical

   Relating to a television system in which signals are transmitted to a limited set of monitors, typically for surveillance.

   • The building is monitored by a closed-circuit camera system.
   • Closed-circuit television helps prevent theft in stores.
   • They installed closed-circuit cameras in the parking lot for security.

   🇪🇸circuito cerrado

• more closed-circuit comparative form
• most closed-circuit superlative form