{
  "id": "chapter.section",
  "term": "chapter",
  "sense": "section",
  "pos": "noun",
  "status": "review",
  "level": 18,
  "arena": "chapter",
  "domain": "textual",
  "style": null,
  "definition": "a part of a book that is set apart by a boundary and consists of a grouped set of pages",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "part.relation",
      "boundary.limit",
      "page.sheet",
      "books.information",
      "sets.grouped"
    ],
    "interaction": "the part is demarcated by a boundary and unified through a grouping of pages within a book",
    "novel_properties": [
      "organized division",
      "sequential unit",
      "grouped pages within a larger work"
    ]
  },
  "examples": [
    {
      "text": "The first chapter of 'Moby Dick' is titled 'Loomings' and begins on page 19 in the 1851 Harper & Brothers edition.",
      "domain": "literature"
    },
    {
      "text": "In the Linux kernel source code, the 'Memory Management' chapter in Documentation/admin-guide/mm/ explains page allocation.",
      "domain": "computing"
    },
    {
      "text": "The 1986 Chernobyl disaster is covered in Chapter 4 of the IAEA's 1991 report 'The Chernobyl Accident: Outcomes, Lessons Learned'.",
      "domain": "engineering"
    }
  ],
  "relations": [
    {
      "id": "section.portion",
      "note": "is-a",
      "type": "is-a"
    }
  ],
  "used_by": [],
  "forms": [
    "chapter",
    "chapters"
  ],
  "closed": false,
  "provenance": {
    "author": "openrouter:openai/gpt-oss-120b",
    "date": "2026-07-29",
    "confidence": 0.6,
    "reconciled": {
      "by": "openrouter:qwen/qwen3-235b-a22b-2507",
      "date": "2026-07-31",
      "changed": "definition",
      "note": "added missing components 'books.information' and 'sets.grouped' to align with definition; tightened definition for precision"
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-chapter.section"
}