wir ‧ ing /ˈwaɪərɪŋ $ ˈwaɪr-/ BrE AmE noun [uncountable]
[ Word Family: noun : ↑ wire , ↑ wireless , ↑ wiring ; adjective : ↑ wiry , ↑ wired , wireless; verb : ↑ wire ]
the network of wires that form the electrical system in a building, vehicle, or piece of equipment:
The wiring needs to be replaced.