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Feedback vs Backwash - What's the difference?

feedback | backwash |

As nouns the difference between feedback and backwash

is that feedback is critical assessment on information produced while backwash is (nautical) the backward flow of water from oars or propeller or breaking waves.

As verbs the difference between feedback and backwash

is that feedback is (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 while backwash is to operate a water filter in the reverse direction in order to clean it.

feedback

English

(wikipedia feedback)

Noun

(-)
  • Critical assessment on information produced
    • After you hand in your essays, I will give both grades and feedback .
  • (cybernetics, systems) The signal that is looped back to control a system within itself.
  • The high-pitched howling noise heard when there's 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 * (noise) howlback * (noise) howlround

    Derived terms

    * biofeedback * feedbacker * feedback loop * feedback control * howlback * negative feedback * positive feedback

    Coordinate terms

    * feedforward * buffering

    Descendants

    * Spanish: (calque)

    Verb

    (en verb)
  • (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.
    • The show ended with a riot of feedbacking guitars.
  • To provide informational feedback to.
    • His employees feedbacked him a lot more than he wanted.
  • To convey by means of specialized communications channel.
    • Customers feedbacked their complaints and some praise.

    Usage notes

    * Some are likely to prefer "feed back" and its inflected forms "feeds back", "feeding back", or "fed back". ----

    backwash

    English

    Noun

    (es)
  • (nautical) The backward flow of water from oars or propeller or breaking waves.
  • The similar flow of air from an aircraft engine.
  • The result or consequence of an event; an aftermath.
  • The saliva, spit or food particles that have flowed back into a drink after someone has drunk from it.

    • Verb

  • To operate a water filter in the reverse direction in order to clean it.

    • Related terms

    * wake