feedback

noun

feed·​back ˈfēd-ˌbak 

1

a

: the transmission of evaluative or corrective information about an action, event, or process to the original or controlling source

also : the information so transmitted

b

: the partial reversion (see reversion sense 3a) of the effects of a process to its source or to a preceding stage

2

: the return to the input of a part of the output of a machine, system, or process (as for producing changes in an electronic circuit that improve performance or in an automatic control device that provide self-corrective action)

3

: a rumbling, whining, or whistling sound resulting from an amplified or broadcast signal (such as music or speech) that has been returned as input and retransmitted

Examples of feedback in a Sentence

The company uses customer feedback to improve its products.

He asked for some feedback from his boss.

The computer makes adjustments based on feedback from the sensors.

We were getting some feedback from the microphone.

Recent Examples on the Web

The current Ray-Ban Meta glasses don’t display anything on the lenses, meaning wearers rely on audio feedback or Meta’s phone app. —Lisa Eadicicco, CNN Money, 15 Sep. 2025

The western United States is running drier than average during a 30-year drought, which can create a feedback loop of higher temperatures and lower precipitation. —Hayleigh Evans, AZCentral.com, 15 Sep. 2025

But perhaps other equivalently transformative feedback loops take the wheel once carbon dioxide has doubled, amplifying soaring temperatures. —Peter Brannen, Quanta Magazine, 15 Sep. 2025

Developing 'Sesame Street for Military Families' Resources Sesame Workshop develops these resources hand-in-hand with the Department of Defense (DOD) and with feedback from military families. —Sari Hitchins, Parents, 15 Sep. 2025

Word History

First Known Use

1918, in the meaning defined at sense 2

Phrases Containing feedback

• feedback inhibition
• negative feedback
• positive feedback

Rhymes for feedback

• aback
• anzac
• attack
• backpack
• backtrack
• bareback
• blackjack
• brownback
• buyback
• callback
• cognac
• comeback

Kids Definition

feedback

noun

feed·​back ˈfēd-ˌbak 

1

a

: the return to the input of a part of the output of a machine, system, or process

b

: noise resulting from the feedback of an amplified or broadcast signal

2

: the giving or sending of information or of something from which information can be obtained about the value, effect, or result of an action or process to the controlling source

also : the information or information-containing material so given or sent

Medical Definition

feedback

noun

feed·​back ˈfēd-ˌbak 

1

: the return to the input of part of the output of a machine, system, or process (as for producing changes in an electronic circuit that improve performance or in an automatic control device that provide self-corrective action)

2

a

: the partial reversion of the effects of a process to its source or to a preceding stage

b

: the return to a point of origin of evaluative or corrective information about an action or process

patient feedback was solicited

also : the information so transmitted