A broadcaster or writer who reports and analyzes events in the news.(noun)
One who writes or delivers a commentary or commentaries.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "commentator" in a sentence
"I don't know who this commentator is (other than the guy that takes over for espn3 in the evening in Paris), but this is what happens when you're commentating on a match you don't care about and you're all alone in the booth."
"I agree that our average commentator is somewhere between 16 and 20 years old."
"In it, he argued that the role of the artist as a critic and commentator is as important as that of the politician."