Signal box

noun

Definitions

Noun
  1. 1
    A building, typically adjacent to or spanning a railway line, from where signals, points and (sometimes) level crossings are controlled.

    "This includes plans to run earlier [Sunday] services on the Derby to Crewe and Skegness routes, which will require Network Rail to open signal boxes on these lines earlier than at present."

  2. 2
    a building from which signals are sent to control the movements of railway trains wordnet
  3. 3
    The alarm-box of a police or fire alarm system.

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