commentator

US /ˈkɑː.mən.teɪ.t̬ɚ/
UK /ˈkɑː.mən.teɪ.t̬ɚ/
"commentator" picture
1.

a person who describes an event or gives an opinion on it on television or radio

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The sports commentator provided a lively description of the game.
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She works as a political commentator for a major news channel.
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analystobserverpunditreviewerreporter
2.

a person who writes comments or annotations on a text or document

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The scholar acted as a commentator on ancient manuscripts.
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She is a well-known commentator on legal texts.
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annotatorexpounderglossatorinterpreter
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commentcommentate