n. a subdivision of a written work; usually numbered and titled
n. any distinct period in history or in a person's life
n. a local branch of some fraternity or association
n. an ecclesiastical assembly of the monks in a monastery or even of the canons of a church
n. 章, 篇, 重要章节
[计] 章; 段
1. The first chapter of the book introduces the main characters.
这本书的第一章介绍了主要角色。
2. I finished reading the second chapter last night.
我昨晚读完了第二章。
3. Each chapter in this textbook covers a different topic.
这本教科书的每一章都涵盖一个不同的主题。