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View synonyms for junction box
junction box
noun
, Electricity.
- an enclosure that houses electric wires or cables that are joined together and protects the connections.
junction box
noun
- an earthed enclosure within which wires or cables can be safely connected
junction box
/ jŭngk′shən /
- 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
The vehicle landed and traveled another 82 feet before striking a telephone junction box.
From The Daily Beast
If a tall lad tapped in on the junction box early in the night his footprints will be frozen close to the ground.
From Project Gutenberg
But, Delaney, how could a man tap in on that junction-box and never leave prints in the snow?
From Project Gutenberg
Such a junction box, with the through cable and the tap cable in place, is illustrated in Fig. 450.
From Project Gutenberg
A junction box is placed in a known locality with telephone or telegraph cables leading therefrom to the shore.
From Project Gutenberg
Say, Tupper, I went over the junction-box in the alley back of the house.
From Project Gutenberg
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