positive reinforcing stimulus positive reinforcer • positive stimulus · · · Info · Definitions · Synonyms · Characters · · positive reinforcing stimulus · · Text Common · · Latin · · Scripts 29 · · Length 11 · · Syllables Definitions · · · (noun) a reinforcing stimulus that serves to increase the likelihood of the response that produces it. Synonyms: positive reinforcing stimulus, positive reinforcer. · · Noun Definition 1 Synonyms · · · positive reinforcer · · Synonym 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 v latin small letter v U+0076