{
  "id": "line.geometric",
  "term": "line",
  "sense": "geometric",
  "pos": "noun",
  "status": "review",
  "level": 12,
  "arena": "line",
  "domain": "geometry",
  "style": null,
  "definition": "a set of points with regular arrangement in space",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "sets.grouped",
      "pattern.regularity",
      "space.extent",
      "arrangement.spatial",
      "points.location",
      "regular.frequency"
    ],
    "interaction": "the grouped points maintain a consistent spatial arrangement through regular placement in extent",
    "novel_properties": [
      "continuous extension in one direction",
      "repeating positional pattern",
      "irreversible structural threshold"
    ]
  },
  "examples": [
    {
      "text": "The Great Wall of China extends 21,196 km in a continuous line across northern China.",
      "domain": "engineering"
    },
    {
      "text": "The alignment of the Pyramids of Giza follows a precise north-south line within 0.05 degrees.",
      "domain": "architecture"
    },
    {
      "text": "Laser interferometer beams form a straight line over 4 km in LIGO’s gravitational wave detection.",
      "domain": "physics"
    }
  ],
  "relations": [
    {
      "id": "arrangement.spatial",
      "note": "is-a",
      "type": "is-a"
    },
    {
      "id": "pattern.regularity",
      "note": "abstracts",
      "type": "abstracts"
    }
  ],
  "used_by": [
    "along.spatial",
    "cross.symbol",
    "direction.spatial",
    "track.path"
  ],
  "forms": [
    "line",
    "lined",
    "lines",
    "lining"
  ],
  "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 'regular.frequency' as it is implicitly required by 'regular arrangement'; added 'point-of-no-return.irreversible' via its concept proxy 'irreversible structural threshold' in novel_properties t"
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-line.geometric"
}