positive reinforcer

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positive reinforcer

A teacher gives a student a sticker as a positive reinforcer for good work.

Definition
  1. Noun:
    • A reinforcing stimulus that serves to increase the likelihood of the response that produces it: In behavioral psychology, a "positive reinforcer" is any favorable event or outcome presented after a behavior, which makes that behavior more likely to occur again in the future.
Usage
  • The term is used primarily in the context of behavioral science, psychology, education, and training. It describes a consequence that strengthens a target behavior.
  • It is a key concept in operant conditioning, often contrasted with a "negative reinforcer" (which involves the of an unfavorable stimulus to strengthen a behavior).
Examples
  • Noun:
    • Giving a dog a treat for sitting on command is a classic example of a positive reinforcer.
    • In the classroom, praise from the teacher can be a powerful positive reinforcer for student participation.
    • The bonus acted as a positive reinforcer, encouraging the sales team to exceed their targets.
Advanced Usage
  • "Primary positive reinforcer": A reinforcer that is innately satisfying, such as food, water, or comfort.
    • For a hungry animal, food is a primary positive reinforcer.
  • "Conditioned (or secondary) positive reinforcer": A stimulus that gains its reinforcing power through association with a primary reinforcer, such as money, grades, or tokens.
    • Money is a conditioned positive reinforcer because it can be exchanged for primary rewards.
Variants and Related Words
  • Positive reinforcement (n): The process or procedure of using a positive reinforcer to strengthen a behavior.
    • The trainer uses positive reinforcement to teach new tricks.
  • Reinforcer (n): A more general term for any stimulus that increases the likelihood of a behavior.
  • Reinforce (v): To strengthen a behavior by providing a consequence.
Synonyms
  • Reward: Something given in recognition of service, effort, or achievement. (Note: In technical contexts, "reward" is often used interchangeably with "positive reinforcer," though "reinforcer" is defined by its functional effect on behavior.)
  • Incentive: A thing that motivates or encourages someone to do something.
Related Phrases
  • "To serve as a positive reinforcer": To function as a stimulus that increases behavior.
    • The immediate feedback from the app served as a positive reinforcer for daily language practice.
positive reinforcer

A teacher gives a student a sticker as a positive reinforcer for good work.

Noun
  1. a reinforcing stimulus that serves to increase the likelihood of the response that produces it

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