"ultrahazardous activity" meaning in English

{
  "forms": [
    {
      "form": "ultrahazardous activities",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ultrahazardous activity (plural ultrahazardous activities)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Law",
          "orig": "en:Law",
          "parents": [
            "Justice",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An activity that is so dangerous that any person engaging in it will be held strictly liable for harm caused by engaging in the activity, no matter what precautions were taken to prevent harm; common examples include using explosives, radiation, and poisonous chemicals, and handling wild animals."
      ],
      "id": "en-ultrahazardous_activity-en-noun-rXETXH1a",
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "strictly liable",
          "strictly liable"
        ],
        [
          "harm",
          "harm"
        ],
        [
          "precaution",
          "precaution"
        ]
      ],
      "raw_glosses": [
        "(law) An activity that is so dangerous that any person engaging in it will be held strictly liable for harm caused by engaging in the activity, no matter what precautions were taken to prevent harm; common examples include using explosives, radiation, and poisonous chemicals, and handling wild animals."
      ],
      "topics": [
        "law"
      ]
    }
  ],
  "word": "ultrahazardous activity"
}

{
  "forms": [
    {
      "form": "ultrahazardous activities",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ultrahazardous activity (plural ultrahazardous activities)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Law"
      ],
      "glosses": [
        "An activity that is so dangerous that any person engaging in it will be held strictly liable for harm caused by engaging in the activity, no matter what precautions were taken to prevent harm; common examples include using explosives, radiation, and poisonous chemicals, and handling wild animals."
      ],
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "strictly liable",
          "strictly liable"
        ],
        [
          "harm",
          "harm"
        ],
        [
          "precaution",
          "precaution"
        ]
      ],
      "raw_glosses": [
        "(law) An activity that is so dangerous that any person engaging in it will be held strictly liable for harm caused by engaging in the activity, no matter what precautions were taken to prevent harm; common examples include using explosives, radiation, and poisonous chemicals, and handling wild animals."
      ],
      "topics": [
        "law"
      ]
    }
  ],
  "word": "ultrahazardous activity"
}