IPA: /ˌdʒiːniˈælədʒɪst/
KK: /ˌdʒiːniˈælədʒɪst/
A person who studies family history and ancestry, often tracing the lineage of individuals or families.
The genealogist helped the family discover their roots and connect with distant relatives.
Genealogist → It is formed from "genea" (from Greek, meaning family or race) and "-logist" (from Greek "logia", meaning study or science). A genealogist is someone who studies family lineage or ancestry.
Think of someone who studies their 'family' ('genea') — that's what a genealogist does.