"H1N1" meaning in English

{
  "etymology_text": "The strain classified as containing hemagglutinin type 1, and neuraminidase type 1.",
  "head_templates": [
    {
      "args": {
        "1": "-",
        "head": "H1N1"
      },
      "expansion": "H1N1 (uncountable)",
      "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": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
          "parents": [
            "Biology",
            "Healthcare",
            "Sciences",
            "Health",
            "All topics",
            "Body",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2010, Malcolm Knox, The Monthly, April 2010, Issue 55, The Monthly Ptd Ltd, page 44",
          "text": "The current H1N1 virus (swine flu) is a mixture of avian flus that passed through pigs to humans."
        }
      ],
      "glosses": [
        "A strain of influenza, the most common cause of flu in humans; also the strain responsible for swine flu."
      ],
      "id": "en-H1N1-en-noun-PCEHl93Z",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "influenza",
          "influenza"
        ],
        [
          "flu",
          "flu"
        ],
        [
          "swine flu",
          "swine flu"
        ]
      ],
      "raw_glosses": [
        "(medicine) A strain of influenza, the most common cause of flu in humans; also the strain responsible for swine flu."
      ],
      "related": [
        {
          "word": "H5N1"
        },
        {
          "word": "Mexican flu"
        },
        {
          "word": "Mexican influenza"
        },
        {
          "word": "Mexican Flu"
        },
        {
          "word": "Spanish flu"
        },
        {
          "word": "Spanish Flu"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "sciences"
      ],
      "wikipedia": [
        "H1N1"
      ]
    }
  ],
  "word": "H1N1"
}

{
  "etymology_text": "The strain classified as containing hemagglutinin type 1, and neuraminidase type 1.",
  "head_templates": [
    {
      "args": {
        "1": "-",
        "head": "H1N1"
      },
      "expansion": "H1N1 (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "H5N1"
    },
    {
      "word": "Mexican flu"
    },
    {
      "word": "Mexican influenza"
    },
    {
      "word": "Mexican Flu"
    },
    {
      "word": "Spanish flu"
    },
    {
      "word": "Spanish Flu"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms spelled with numbers",
        "English uncountable nouns",
        "English words without vowels",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Medicine"
      ],
      "examples": [
        {
          "ref": "2010, Malcolm Knox, The Monthly, April 2010, Issue 55, The Monthly Ptd Ltd, page 44",
          "text": "The current H1N1 virus (swine flu) is a mixture of avian flus that passed through pigs to humans."
        }
      ],
      "glosses": [
        "A strain of influenza, the most common cause of flu in humans; also the strain responsible for swine flu."
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "influenza",
          "influenza"
        ],
        [
          "flu",
          "flu"
        ],
        [
          "swine flu",
          "swine flu"
        ]
      ],
      "raw_glosses": [
        "(medicine) A strain of influenza, the most common cause of flu in humans; also the strain responsible for swine flu."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "sciences"
      ],
      "wikipedia": [
        "H1N1"
      ]
    }
  ],
  "word": "H1N1"
}