IPA: /ˈkɒmənˌteɪtə/
KK: /ˈkɑːmənˌteɪtər/
A person who provides commentary or analysis about events, especially in news or sports, often on television or radio.
The commentator provided insightful analysis during the game, helping viewers understand the strategies of both teams.
Commentator → It is formed from "commentum" (meaning commentary or explanation) and "-ator" (meaning one who performs an action). A commentator is one who provides commentary or explanation, often in a broadcasting context.
Think of someone who provides 'commentary' ('commentum') — that's why a commentator is someone who explains or discusses events.