FEEDBACK

feedback

(noun) response to an inquiry or experiment

feedback

(noun) the process in which part of the output of a system is returned to its input in order to regulate its further output

Source: WordNet® 3.1

Etymology

Noun

feedback (usually uncountable, plural feedbacks)

Critical assessment of a process or activity or of their results.

(electronics, cybernetics, control theory, ) 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.

Usage notes

• Adjectives often used with "feedback": positive, negative, delayed, linear, nonlinear, etc.

Synonyms

• (noise): Larsen effect, howlback, howlround

Hypernyms

• back

Hyponyms

• negative feedback

• positive feedback

Coordinate terms

• buffering

• feedforward

• howlback

Verb

feedback (third-person singular simple present feedbacks, present participle feedbacking, simple past and past participle feedbacked)

(music) 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.

(transitive) To provide informational feedback to.

(transitive) To convey by means of specialized communications channel.