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View synonyms for junction box

junction box

noun

, Electricity.
  1. an enclosure that houses electric wires or cables that are joined together and protects the connections.


junction box

noun

  1. an earthed enclosure within which wires or cables can be safely connected
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


junction box

/ jŭngkshən /

  1. An enclosure within which electric circuits, such as the electrical wiring for different sections of a building, are connected to other circuits, such as outside power sources. Junction boxes are very common in telecommunications circuitry and are used to protect the connections and provide easy access to them.


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Word History and Origins

Origin of junction box1

First recorded in 1895–1900
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Example Sentences

Hyundai says software in a junction box may not be properly interpreting signals.

The vehicle landed and traveled another 82 feet before striking a telephone junction box.

If a tall lad tapped in on the junction box early in the night his footprints will be frozen close to the ground.

But, Delaney, how could a man tap in on that junction-box and never leave prints in the snow?

Such a junction box, with the through cable and the tap cable in place, is illustrated in Fig. 450.

A junction box is placed in a known locality with telephone or telegraph cables leading therefrom to the shore.

Say, Tupper, I went over the junction-box in the alley back of the house.

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junctionJunction City