return current

The electric current in a circuit which flows back to its source, or to earth.

Noun

  1. The electric current in a circuit which flows back to its source, or to earth.
    • The return current is fed from the transformer to the wheels through brushes on each axle of the motor coach. - 1963 March, “The Clacton express electric multiple-units enter service”, in Modern Railways, page 174:

Forms

return currents