commentator
🇺🇸
/ˈkɑːmənteɪtər/
🇬🇧
/ˈkɒmənteɪtə(r)/
A person who describes events as they happen, especially on TV or radio.
The sports commentator explained the game's key moments live on air.
An expert who talks or writes about a subject in media like TV, radio, or newspapers.
As a political commentator, she shares her views on current events in the news.