HomeGlossarySN2Chemistry termSN2In one sentenceDefinition A bimolecular nucleophilic substitution reaction. ExplanationDefinition A bimolecular nucleophilic substitution reaction. ExplanationTerms used on this pageEvery one of these links to a full definition with an example.BimolecularPrevious termSN1Next termSodium Cyanoborohydride