{
  "id": "per.ratio",
  "term": "per",
  "sense": "ratio",
  "pos": "adjective",
  "status": "review",
  "level": 2,
  "arena": "per",
  "domain": "ratio",
  "style": null,
  "definition": "for each",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "part.relation",
      "regular.frequency"
    ],
    "interaction": "each part of a thing is with a thing and the pattern is again",
    "novel_properties": [
      "pairwise assignment",
      "uniform ratio",
      "consistent scaling"
    ]
  },
  "examples": [
    {
      "text": "A car's fuel efficiency is 25 miles per gallon, measured in real-world driving tests by the EPA.",
      "domain": "engineering"
    },
    {
      "text": "The minimum wage in California was $15 per hour for all employers as of 2022.",
      "domain": "economics"
    },
    {
      "text": "Neurons in the visual cortex fire 30 times per second when exposed to flashing light at 10 Hz in macaque monkeys.",
      "domain": "biology"
    }
  ],
  "relations": [],
  "used_by": [
    "average.statistical",
    "discount.economic",
    "meters.measurement",
    "speed.motion",
    "statistics.data"
  ],
  "forms": [
    "per"
  ],
  "closed": true,
  "provenance": {
    "author": "openrouter:openai/gpt-oss-120b",
    "date": "2026-07-29",
    "confidence": 0.6
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-per.ratio"
}