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BNC: 30915 COCA: 22890
BNC: 30915 COCA: 22890

reinforcer

noun

re·​in·​forc·​er ˌrē-ən-ˈfȯr-sər How to pronounce reinforcer (audio)
: a stimulus (such as a reward or the removal of an electric shock) that increases the probability of a desired response in operant conditioning by being applied or effected following the desired response

Example Sentences

Recent Examples on the Web It was used as a reinforcer to help him do classwork. Rafael Olmeda, Sun Sentinel, 22 Aug. 2022 Together, this suggests that relief from distressing emotion acts as a powerful reinforcer, likely increasing the probability that people continue to experience self-injurious thoughts and behaviors. Kevin King, The Conversation, 28 Apr. 2022

Word History

First Known Use

1890, in the meaning defined above

Time Traveler
The first known use of reinforcer was in 1890
BNC: 30915 COCA: 22890

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