{
  "id": "brink.edge",
  "term": "brink",
  "sense": "edge",
  "pos": "noun",
  "status": "review",
  "level": 12,
  "arena": "general",
  "domain": "emergence",
  "style": "window",
  "definition": "a parameter whose window is narrower than those of related things, such that its wall is near the current value and small drift could end what persists.",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "parameter.condition",
      "window.range",
      "wall.range-end",
      "drift.aimless",
      "persist.continue",
      "change.process",
      "narrow.spatial",
      "near.spatial",
      "related.association",
      "small.size",
      "current.fluid"
    ],
    "interaction": "These components together describe how a system remains stable only as long as an unstably positioned, narrowly bounded parameter avoids crossing a critical threshold due to undirected change.",
    "novel_properties": [
      "precarious stability",
      "threshold vulnerability",
      "sensitivity to drift"
    ]
  },
  "examples": [
    {
      "text": "The International Space Station requires reboosts every few months to avoid atmospheric drag lowering its orbit below 400 km.",
      "domain": "engineering"
    },
    {
      "text": "In 2008, Bear Stearns collapsed when its liquidity window dropped below $2 billion amid frantic trading.",
      "domain": "economics"
    },
    {
      "text": "The Vaquita porpoise population fell to under 20 individuals, making inbreeding depression a near-term threat to survival.",
      "domain": "biology"
    }
  ],
  "relations": [],
  "used_by": [],
  "forms": [
    "brink",
    "brinks"
  ],
  "closed": true,
  "provenance": {
    "author": "retrofit:qwen/qwen3-235b-a22b-2507",
    "date": "2026-07-29",
    "confidence": 0.8,
    "sources": [
      "Sample/we-already-had-the-words.md"
    ],
    "reconciled": {
      "by": "openrouter:qwen/qwen3-235b-a22b-2507",
      "date": "2026-07-31",
      "changed": "definition",
      "note": "Definition revised to align with constituent components and eliminate reliance on non-constitutive concepts like 'value.worth' and 'windows.opening'. Added necessary foundational concepts for spatial "
    },
    "restored": {
      "date": "2026-07-31",
      "from": "Sample/we-already-had-the-words.md",
      "replaced": "A parameter whose permissible range is narrow compared to related parameters, where the current value is close to a boundary beyond which the thing ceases to exist, and random variation could push it "
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-brink.edge"
}