'feedback' definitions:

Definition of 'feedback'

(from WordNet)
noun
The process in which part of the output of a system is returned to its input in order to regulate its further output
noun
Response to an inquiry or experiment

Definition of 'feedback'

From: GCIDE
  • feedback \feedback\ n.
  • 1. the process in which part of the output of a system is returned to its input. [WordNet 1.5]
  • 2. response to an inquiry or experiment. [WordNet 1.5] feedbag

Synonyms of 'feedback'

From: Moby Thesaurus