1. a person who writes critical evaluations of books, movies, restaurants, or other works
2. a person who examines or assesses something for accuracy, quality, or compliance

Examples

• The movie reviewer gave the film four stars.
• She works as a book reviewer for the local newspaper.
• The restaurant reviewer praised the chef’s innovative menu.
• A peer reviewer examined the research paper before publication.
• The code reviewer found several bugs in the software.
• The grant application went to an external reviewer.
• The reviewer recommended significant changes to the manuscript.