/ ˈkɒməntri; NAmE ˈkɑːmənteri/ noun ( pl. -ies ) commentary (on sth)
1.
[ C , U ] a spoken description of an event that is given while it is happening, especially on the radio or television :
a sports commentary
Our reporters will give a running commentary (= a continuous one) on the election results as they are announced.
He kept up a running commentary on everyone who came in or went out.
2.
[ C ] a written explanation or discussion of sth such as a book or a play :
a critical commentary on the final speech of the play
3.
[ C , U ] a criticism or discussion of sth :
The petty quarrels were a sad commentary on the state of the government.
political commentary
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WORD ORIGIN
late Middle English : from Latin commentarius , commentarium (adjective, used as a noun), from commentari , frequentative of comminisci devise.