"leaf-fall" meaning in English

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      "expansion": "leaf-fall (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "leaffall"
        }
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          "ref": "2021 November 17, Philip Haigh, “Finding answers to low adhesion remains a high priority”, in RAIL, number 944, page 50:",
          "text": "The report summary said: \"The investigation found that there was contamination of the railhead in the area caused by leaf-fall and atmospheric conditions. [...].\"",
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          "ref": "2025 November 12, “Transport for Wales '153s' back in action”, in RAIL, number 1048, page 12:",
          "text": "Transport for Wales has revived a number of its stored Class 153 units to provide extra cover during the autumn, when leaf fall on the rails can cause problems such as wheelflats for trains.",
          "type": "quote"
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      ],
      "glosses": [
        "Alternative form of leaffall."
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      "id": "en-leaf-fall-en-noun-gIlr6hzL",
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  "word": "leaf-fall"
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      "expansion": "leaf-fall (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "leaffall"
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          "ref": "2021 November 17, Philip Haigh, “Finding answers to low adhesion remains a high priority”, in RAIL, number 944, page 50:",
          "text": "The report summary said: \"The investigation found that there was contamination of the railhead in the area caused by leaf-fall and atmospheric conditions. [...].\"",
          "type": "quote"
        },
        {
          "bold_text_offsets": [
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              118,
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          "ref": "2025 November 12, “Transport for Wales '153s' back in action”, in RAIL, number 1048, page 12:",
          "text": "Transport for Wales has revived a number of its stored Class 153 units to provide extra cover during the autumn, when leaf fall on the rails can cause problems such as wheelflats for trains.",
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        }
      ],
      "glosses": [
        "Alternative form of leaffall."
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  "word": "leaf-fall"
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