1. spoken or written explanation or discussion of something, especially to help people understand it
2. a spoken description of an event as it happens, especially on television or radio
3. criticism or opinion about something

Examples

• The professor provided helpful commentary on the difficult poem.
• We listened to the sports commentary on the radio during the game.
• The documentary included expert commentary from historians.
• His silence was a commentary on how he felt about the decision.
• The book contains detailed commentary on Shakespeare’s plays.
• The news program featured live commentary from the scene.
• Her facial expression was commentary enough on the proposal.