com·men·tary 
/ˈkɑ:mənˌteri, Brit ˈkɒməntri/ noun
plural com·men·tar·ies /ˈkɑ:mənˌteri, Brit ˈkɒməntri/ noun 1 : spoken or written discussion in which people express opinions about someone or something [noncount] ▪ The television show features political commentary by well-known journalists. ▪ The magazine includes humor and social commentary. [count] ▪ The book is a commentary on her experiences abroad. ▪ I like listening to his social commentaries. 2 : a spoken description of an event (such as a sports contest) as it is happening [noncount] ▪ He provided commentary during the game. [count] ▪ The major television stations provided running commentaries on the election results. 3 [count] : something that shows or makes a statement about the true state or condition of something — usually singular — + on ▪ The students' poor performance on the tests is a sad commentary [=comment] on the current state of education in this country.
