feedback

Meanings

Plural: feedbacks

Noun

• the process in which part of the output of a system is returned to its input in order to regulate its further output
• response to an inquiry or experiment
• Critical assessment of a process or activity or of their results.
• The part of an output signal that is looped back into the input to control or modify a system.
• The high-pitched howling noise heard when there is a loop between a microphone and a speaker.

Verb

• To generate the high-frequency sound by allowing a speaker to cause vibration of the sound generator of a musical instrument connected by an amplifier to the speaker.
• To provide informational feedback to.
• To convey by means of specialized communications channel.

Synonyms

assessment, audio feedback, critique, estimation, evaluation, howlback, howlround, Larsen effect