A "chapter" is a distinct section of a book or written work, typically focusing on a specific theme or event. Chapters help organize the content, making it easier for readers to follow the narrative or argument. Each chapter usually has a title or number, indicating its order in the overall structure of the work. In addition to books, chapters can also be found in other forms of media, such as magazines and academic articles. They serve a similar purpose in breaking down complex information into manageable parts, enhancing comprehension and engagement for the audience.