{
  "id": "viable.functional",
  "term": "viable",
  "sense": "functional",
  "pos": "adjective",
  "status": "review",
  "level": 15,
  "arena": "general",
  "domain": "emergence",
  "style": "window",
  "definition": "a parameter whose drift is moving toward the center of its window",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "parameter.condition",
      "drift.aimless",
      "window.range",
      "center.location",
      "motion.movement",
      "toward.spatial"
    ],
    "interaction": "drift.aimless moves the parameter.condition through window.range toward center.location, guided by motion.movement and the directional sense of toward.spatial.",
    "novel_properties": [
      "directed drift",
      "central tendency",
      "functional resilience"
    ]
  },
  "examples": [
    {
      "text": "The International Space Station's orbit decays but is periodically boosted back to 400 km altitude.",
      "domain": "engineering"
    },
    {
      "text": "In 2023, the Federal Reserve raised interest rates to push inflation toward its 2% target.",
      "domain": "economics"
    },
    {
      "text": "A neuron's membrane potential returns to -70 mV after firing, guided by ion pumps.",
      "domain": "biology"
    }
  ],
  "relations": [],
  "used_by": [],
  "forms": [
    "viable"
  ],
  "closed": true,
  "provenance": {
    "author": "retrofit:qwen/qwen3-235b-a22b-2507",
    "date": "2026-07-29",
    "confidence": 0.8,
    "sources": [
      "Sample/hundred-words-six-terms.md"
    ],
    "reconciled": {
      "by": "openrouter:qwen/qwen3-235b-a22b-2507",
      "date": "2026-07-31",
      "changed": "components",
      "note": "Removed: boundary.limit (redundant for center-ward movement within window), windows.opening (irrelevant homograph). Added: center.location, motion.movement, toward.spatial — essential for 'drift towar"
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-viable.functional"
}