{
  "id": "beach.geographic",
  "term": "beach",
  "sense": "geographic",
  "pos": "noun",
  "status": "review",
  "level": 15,
  "arena": "beach",
  "domain": "geography",
  "style": null,
  "definition": "a place where water touches a surface of sand",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "water.liquid",
      "surface.exterior",
      "matter.substance",
      "sand.material",
      "space.extent",
      "touch.together"
    ],
    "interaction": "water.liquid touches the surface.exterior of sand.material across space.extent, forming a dynamic interface where each can influence the other.",
    "novel_properties": [
      "coastal boundary",
      "wetted sand zone",
      "tidal interaction"
    ]
  },
  "examples": [
    {
      "text": "The Gold Coast in Queensland erodes and reforms with each cyclone season, sand shifting over kilometers.",
      "domain": "geography"
    },
    {
      "text": "The 2011 Tōhoku tsunami temporarily submerged Sendai's shoreline, merging ocean with sand until waters receded.",
      "domain": "disaster"
    },
    {
      "text": "The artificial beach at Bunker Hill, replenished yearly since 1992, maintains 60 meters of sand despite tides.",
      "domain": "engineering"
    }
  ],
  "relations": [
    {
      "id": "area.spatial",
      "note": "is-a",
      "type": "is-a"
    }
  ],
  "used_by": [],
  "forms": [
    "beach",
    "beached",
    "beaches",
    "beaching"
  ],
  "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": "factual",
      "note": "Definition was factually incomplete as originally stated — it implied sand as a surface but hadn't listed sand.material as a component despite depending on it conceptually. All constitutive concepts a"
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-beach.geographic"
}