a series of comments, explanations, or annotations: a commentary on the Bible; news followed by a commentary.
2.
an explanatory essay or treatise: a commentary on a play; Blackstone's commentaries on law.
3.
anything serving to illustrate a point, prompt a realization, or exemplify, especially in the case of something unfortunate: The dropout rate is a sad commentary on our school system.
4.
Usually, commentaries.records of facts or events: Commentaries written by Roman lawyers give us information on how their courts functioned.
Origin: 1375–1425;late Middle Englishcommentaries (plural) < Latincommentārium notebook, noun use of neuter of commentārius, equivalent to comment(um) comment + -ārius-ary