"JC virus" meaning in English

{
  "etymology_number": 1,
  "etymology_text": "After the patient, John Cunningham, in whom ZuRhein and Chou identified this virus in 1965 by electron microscopy.",
  "forms": [
    {
      "form": "JC viruses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "JC virus (plural JC viruses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "79 21",
          "kind": "topical",
          "langcode": "en",
          "name": "Viral diseases",
          "orig": "en:Viral diseases",
          "parents": [
            "Diseases",
            "Disease",
            "Health",
            "Body",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A human double-stranded DNA virus of the species JC polyomavirus, causing progressive multifocal leukoencephalopathy and other diseases in immunodeficient patients."
      ],
      "id": "en-JC_virus-en-noun-oRnARAo6",
      "links": [
        [
          "double-stranded",
          "double-stranded"
        ],
        [
          "DNA",
          "DNA"
        ],
        [
          "progressive multifocal leukoencephalopathy",
          "progressive multifocal leukoencephalopathy"
        ],
        [
          "immunodeficient",
          "immunodeficient"
        ]
      ],
      "synonyms": [
        {
          "sense": "dsDNA virus",
          "word": "JCV"
        },
        {
          "sense": "dsDNA virus",
          "word": "John Cunningham virus"
        }
      ]
    }
  ],
  "wikipedia": [
    "JC virus",
    "John Cunningham"
  ],
  "word": "JC virus"
}

{
  "etymology_number": 2,
  "forms": [
    {
      "form": "JC viruses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "JC virus (plural JC viruses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "33 67",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "31 69",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "30 70",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Jamestown Canyon virus"
      ],
      "id": "en-JC_virus-en-noun-UuGqY8WH",
      "links": [
        [
          "Jamestown Canyon virus",
          "Jamestown Canyon virus"
        ]
      ]
    }
  ],
  "wikipedia": [
    "JC virus"
  ],
  "word": "JC virus"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English eponyms",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Viral diseases"
  ],
  "etymology_number": 1,
  "etymology_text": "After the patient, John Cunningham, in whom ZuRhein and Chou identified this virus in 1965 by electron microscopy.",
  "forms": [
    {
      "form": "JC viruses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "JC virus (plural JC viruses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Entries using missing taxonomic name (species)"
      ],
      "glosses": [
        "A human double-stranded DNA virus of the species JC polyomavirus, causing progressive multifocal leukoencephalopathy and other diseases in immunodeficient patients."
      ],
      "links": [
        [
          "double-stranded",
          "double-stranded"
        ],
        [
          "DNA",
          "DNA"
        ],
        [
          "progressive multifocal leukoencephalopathy",
          "progressive multifocal leukoencephalopathy"
        ],
        [
          "immunodeficient",
          "immunodeficient"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "sense": "dsDNA virus",
      "word": "JCV"
    },
    {
      "sense": "dsDNA virus",
      "word": "John Cunningham virus"
    }
  ],
  "wikipedia": [
    "JC virus",
    "John Cunningham"
  ],
  "word": "JC virus"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English eponyms",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Viral diseases"
  ],
  "etymology_number": 2,
  "forms": [
    {
      "form": "JC viruses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "JC virus (plural JC viruses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Jamestown Canyon virus"
      ],
      "links": [
        [
          "Jamestown Canyon virus",
          "Jamestown Canyon virus"
        ]
      ]
    }
  ],
  "wikipedia": [
    "JC virus"
  ],
  "word": "JC virus"
}