switchboard
/ˈswɪtʃˌbɔrd/
noun
- A device used to connect telephone calls, especially in a large office or building, operated by a person or automatically.
- Before smartphones, every office had a switchboard to handle incoming and outgoing calls.
- The old switchboard in the museum still has its original plugs and cords.
- The receptionist sat at the switchboard and connected callers to the right departments.
- A central system or panel that controls or directs multiple connections, such as for electricity or data.
- Data from all the sensors flows into a central switchboard for processing.
- The electrician checked the main switchboard to see which circuit had tripped.
- The building's switchboard distributes power to every floor.