neutral wire
US /ˈnuːtrəl waɪər/
UK /ˈnuːtrəl waɪər/

1.
cable neutro
a wire in an electrical circuit that completes the circuit and carries current back to the source, typically maintained at or near ground potential
:
•
Always connect the neutral wire to the designated terminal.
Conecte siempre el cable neutro al terminal designado.
•
The electrician checked the voltage between the live and neutral wire.
El electricista comprobó el voltaje entre el cable de fase y el cable neutro.