Reinforcer

noun

noun ·Uncommon ·Advanced level

Definitions

Noun

1
Something that reinforces; something that strengthens a behavior.
2
(psychology) a stimulus that strengthens or weakens the behavior that produced it wordnet

Synonyms

advocate arm back backbone backing bandeau

Etymology

From reinforce + -er.

Related phrases

self-reinforcer

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.