Synonyms:
switchboard, patchboard, plugboard
Meaning: telephone central where circuits are completed with patchcords
Usage examples
Abaft the conning-tower were the engines, a switchboard, and finally the berths of the engine-room staff.
Tired, bloody, triumphant, the sailors and workers swarmed into the switchboard room, and finding so many pretty girls, fell back in an embarrassed way and fumbled with awkward feet.