{
  "id": "red.color",
  "term": "red",
  "sense": "color",
  "pos": "noun",
  "status": "review",
  "level": 9,
  "arena": "visual perception",
  "domain": "everyday",
  "style": null,
  "definition": "a color that differs from other colors because of its energy",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "color.visual",
      "energy.capacity",
      "difference.relation"
    ],
    "interaction": "energy together with color creates a distinction based on energetic properties",
    "novel_properties": [
      "distinctive hue",
      "perceptual contrast",
      "energetic differentiation"
    ]
  },
  "examples": [
    {
      "text": "A laser pointer emits red light at 650 nanometers wavelength due to electron transitions in gallium arsenide.",
      "domain": "physics"
    },
    {
      "text": "The red berries of the autumn olive (Elaeagnus umbellata) attract birds more than green or yellow fruits.",
      "domain": "biology"
    },
    {
      "text": "The 1971 Pioneer 10 spacecraft used a red filter in its imaging photopolarimeter to map planetary surfaces.",
      "domain": "engineering"
    }
  ],
  "relations": [
    {
      "id": "color.visual",
      "type": "is-a",
      "note": "primary visual category"
    }
  ],
  "used_by": [
    "brown.color"
  ],
  "forms": [
    "red",
    "reds"
  ],
  "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": "definition",
      "note": "Added missing 'difference.relation' as constitutive component to align record with definition's reliance on distinction."
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-red.color"
}