feedback
/ˈfiːdbæk/
Noun
1
Information about reactions to a product, a person's performance of a task, etc., used as a basis for improvement.
We received positive feedback from our customers about the new product.
2
The modification or control of a process or system by its results or effects, especially the return of part of an output signal to the input.
The feedback loop helps the system maintain a stable temperature.
3
A high-pitched noise produced when a sound system's microphone picks up sound from its own speakers.
The feedback from the microphone was so loud that everyone covered their ears.
Verb
1
To give information or comments about something, especially to help improve it.
Students were asked to feedback on the new course materials.