Definition

1. Verb (Transitive):
   • To provide information or opinions about something as a reaction or response, especially to help improve it.
   • To return part of the output of a system (e.g., sound, data, electrical signal) to its input, often to control or modify the system's performance.

Usage

• The verb "feed back" is commonly used in technical, professional, and evaluative contexts.
• It can be used with a direct object (what is being fed back) and often includes an indirect object or a prepositional phrase (to whom or where it is fed back).
• Example: "The microphone feeds back a high-pitched squeal when placed too close to the speaker." (Here, the sound output is returned to the input, creating a loop).

Examples

• Verb:
  • "Please feed back your comments to the design team by Friday."
  • "The survey results were fed back into the planning process."
  • "The amplifier will feed back if the gain is set too high."

Advanced Usage

• "To feed something back into something": To reintroduce a result or product into a process or system.
  • The profits are fed back into the company for further research.
• "To feed back on something": To give a response or evaluation concerning a specific subject.
  • The manager will feed back on your presentation tomorrow.

Variants and Related Words

• Feedback (n): The information, response, or signal that is returned.
  • We received positive feedback from our customers.
  • The audio system has too much feedback.
• Feeding back (v, present participle): The act of providing a response or returning a signal.
  • The system is feeding back data in real-time.

Synonyms

• Respond: To say or do something as a reaction.
• Report: To give a formal account or statement.
• Return: To send, put, or give something back.
• Loop: (In technical contexts) To cause a signal to return to its source.

Related Phrasal Verbs

• (No distinct phrasal verbs beyond the base form "feed back"). The term itself functions as a phrasal verb.

Related Idioms

• (No common idioms directly use "feed back"). The concept is typically expressed by the noun "feedback" in idioms like "feedback loop" (a process where the output of a system influences its own input).

Verb

1. respond to a query or outcome
2. submit (information) again to a program or automatic system