{
  "id": "september.calendar",
  "term": "september",
  "sense": "calendar",
  "pos": "noun",
  "status": "review",
  "level": 14,
  "arena": "september.month",
  "domain": "calendar",
  "style": null,
  "definition": "a month that follows a previous month and precedes a next month",
  "folk_gloss": null,
  "emergence": {
    "components": [
      "month.temporal",
      "time.dimension",
      "follows.sequential",
      "next.temporal",
      "precedes.temporal",
      "previous.temporal"
    ],
    "interaction": "the ordering of months along time defines a specific period",
    "novel_properties": [
      "sequential position in year",
      "temporal adjacency",
      "fixed calendric duration"
    ]
  },
  "examples": [
    {
      "text": "In 2023, Hurricane Lee formed in the Atlantic during September, following August and preceding October.",
      "domain": "meteorology"
    },
    {
      "text": "The academic year at University of Oxford begins in October, with Michaelmas term following September.",
      "domain": "education"
    },
    {
      "text": "Apple announced the iPhone 15 on September 12, 2023, in a launch event following June's WWDC.",
      "domain": "technology"
    }
  ],
  "relations": [
    {
      "id": "month.temporal",
      "note": "is-a",
      "type": "is-a"
    }
  ],
  "used_by": [],
  "forms": [
    "september",
    "septembers"
  ],
  "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": "added missing constitutive concepts from definition; corrected factual incompleteness in components"
    }
  },
  "canonical": "https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-september.calendar"
}