Meaning of “commentary” - Learner’s Dictionary

commentary

noun uk us /ˈkɒməntəri/
RADIO/TELEVISION [ C, U ]

a spoken description of an event on the radio or television while the event is happening:

the football commentary
DISCUSSION [ U, no plural ]

a discussion or explanation of something:

a commentary on American culture

(Definition of “commentary” from the Cambridge Learner’s Dictionary © Cambridge University Press)