feedback

plural feedbacks

1. uncountableusuallyCritical assessment of a process or activity or of their results.

   After you hand in your essays, I will give both grades and feedback.

   1 more example

   “Over the past month, the Department has held three separate meetings with the ACLU to receive feedback and engage the organization in the solutions,” the department said in a statement. “As a result of the meetings, the Department agrees that publishing FIO statistics going forward is necessary, and the Department is working toward personalizing interactions between officers and citizens.”

   2014 October 9, Marina Carver, “Study finds Boston police target African-Americans disproportionately”, in CNN

   Synonyms: estimation, assessment, critique, evaluation

2. uncountableusuallycybernetics; control theory; cybernetics; control theorybusinessThe part of an output signal that is looped back into the input to control or modify a system.

   1 more example

   The fact that similar cortical abnormalities can be experimentally induced in monkeys has allowed Michael Merzenich and his colleagues in San Francisco to explore an animal model of focal dystonia, and to demonstrate the abnormal feedback in the sensory loop and the motor misfirings that, once started, grow relentlessly worse.

   2007, Oliver Sacks, Musicophilia: Tales of Music and the Brain

3. uncountableusuallyamplificationThe high-pitched howling noise heard when there is a loop between a microphone and a speaker.

   A loud feedback screech blasted from a speaker on the wall. It was a hailing signal of some kind.

   2002, John Griesemer, No One Thinks of Greenland, Picador, →ISBN

   Synonyms: audio feedback, Larsen effect, howlback, howlround

present singular third person feedbacks · participle present feedbacking · participle past feedbacked · past feedbacked

1. entertainmentTo 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.

   The show ended with a riot of feedbacking guitars.

2. transitiveTo provide informational feedback to.

   His employees feedbacked him a lot more than he wanted.

3. transitiveTo convey by means of specialized communications channel.

   Customers feedbacked their complaints and some praise.