feed back

Verb

feed back (third-person singular simple present feeds back, present participle feeding back, simple past and past participle fed back)

1. (transitive) To provide informational feedback to.
   • His employees fed back a lot more than he wanted.
2. (transitive) To convey by means of specialized communications channel.
   • Customers fed back their complaints and some praise.
3. To return electrical current generated by some means (such as solar panels, regenerative braking) to the power grid.
   • Regenerative braking is retained. Like rheostatic braking, this uses the traction motors to provide a braking effort, but the current developed is fed back into the overhead catenary rather than dissipated through resistance banks.2023 July 26, David Clough, “Technology progression defines Class 93”, in RAIL, number 988, page 54