aversive stimulus aversive conditioning • avert · · · Info · Definitions · Characters · · aversive stimulus · · Text Common · · Latin · · Scripts 17 · · Length 6 · · Syllables Definitions · · · (noun) any negative stimulus to which an organism will learn to make a response that avoids it. Synonyms: aversive stimulus. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D 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