"radioactive fallout" meaning in English

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      "form": "radioactive fallouts",
      "tags": [
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      "expansion": "radioactive fallout (countable and uncountable, plural radioactive fallouts)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Nuclear warfare",
          "orig": "en:Nuclear warfare",
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            "Weapons",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Radioactivity",
          "orig": "en:Radioactivity",
          "parents": [
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            "Radiation",
            "Physics",
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            "Energy",
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      "glosses": [
        "Synonym of nuclear fallout."
      ],
      "id": "en-radioactive_fallout-en-noun-t2BOX2cZ",
      "links": [
        [
          "nuclear fallout",
          "nuclear fallout#English"
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      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
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          "word": "nuclear fallout"
        }
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "radioactive fallout"
}

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    {
      "form": "radioactive fallouts",
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  "lang_code": "en",
  "pos": "noun",
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        "en:Nuclear warfare",
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      "glosses": [
        "Synonym of nuclear fallout."
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          "word": "nuclear fallout"
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  "word": "radioactive fallout"
}