WordReference Random House Unabridged Dictionary of American English © 2026
junc′tion box′, [Elect.]
  1. Electricityan enclosure that houses electric wires or cables that are joined together and protects the connections.
  • 1895–1900

Collins Concise English Dictionary © HarperCollins Publishers::
junction box
  1. an earthed enclosure within which wires or cables can be safely connected
'junction box' also found in these entries (note: many are not synonyms or translations):
knockout

Forum discussions with the word(s) "junction box" in the title:


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