What is solvolysis ?? how to find it !

This is for preparation in case someone needs Iit jam 2005-2018 full solution https://iitjamchemistrysolvedpapers.blogspot.com/

if Substitution happen by water then it is solvolysis

Solvolysis is a type of nucleophilic substitution (SN1/SN2) or elimination where the nucleophile is a solvent molecule.[1] Characteristic of SN1 reactions, solvolysis of a chiral r...

Solvolysis, a chemical reaction in which the solvent, such as water or alcohol, is one of the reagents and is present in great excess of that required for the reaction.