IPA: //ˌriːɪnˈkaʊntər//
KK: /riˈɪnˌkaʊntər/
A meeting or encounter that happens again after a previous one.
After many years, their reencounter brought back old memories.
Reencounter → It is formed from "re-" (meaning again) and "encounter" (from Old French *encontrer*, meaning to meet). The word "reencounter" means to meet again after a previous meeting.
Think of meeting someone 'again' ('re-') after having met them before — that's what reencounter means.