{
  "id": "domain.area",
  "term": "domain",
  "sense": "area",
  "pos": "noun",
  "status": "review",
  "level": 7,
  "arena": "lexicon",
  "domain": "domain",
  "style": null,
  "definition": "a region that is a bounded part of space",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "region.spatial",
      "boundary.limit",
      "part.relation",
      "space.extent"
    ],
    "interaction": "region together with a boundary defines a bounded part of space",
    "novel_properties": [
      "bounded extent",
      "spatial enclosure",
      "interiority"
    ]
  },
  "examples": [
    {
      "text": "The event horizon of a black hole defines a domain where escape velocity exceeds the speed of light.",
      "domain": "physics"
    },
    {
      "text": "The Great Barrier Reef occupies a marine domain spanning over 2,300 kilometers along Australia's Queensland coast.",
      "domain": "biology"
    },
    {
      "text": "The Schengen Area functions as a domain of free movement across 26 European countries with no internal border checks.",
      "domain": "institutions"
    }
  ],
  "relations": [],
  "used_by": [],
  "forms": [
    "domain",
    "domains"
  ],
  "closed": true,
  "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": "components",
      "note": "Added 'part.relation' and 'space.extent' to components because the definition's meaning relies on them and they are constitutive."
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-domain.area"
}