commentator Play ˈkɒmənteɪtənouna person who comments on events or on a text.commentators noted that the demonstration was part of a wider strategycritic,analyst,pundit,commenter,monitor,observer,blogger,judge,evaluator,interpreter,exponent,expounder,writer,author,speaker,forumite,scholiast,the commentariat SYNONYMS analystauthorbloggercommentercriticevaluatorexponentexpounderforumiteinterpreterjudgemonitorobserverpunditscholiastspeakerthe commentariatwriter