"variolator" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "variolate",
        "3": "or"
      },
      "expansion": "variolate + -or",
      "name": "suffix"
    }
  ],
  "etymology_text": "variolate + -or",
  "forms": [
    {
      "form": "variolators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "variolator (plural variolators)",
      "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": "English terms suffixed with -or",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2015, C. Michele Thompson, Vietnamese Traditional Medicine: A Social History, page 82",
          "text": "Observers noted that Chinese variolators in Vietnam exhibited one or two slight variations in their practice, however, one constant factor is that they all introduced inoculum into the nasal passages.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One who inoculates with smallpox."
      ],
      "id": "en-variolator-en-noun-AVp4rMEt",
      "links": [
        [
          "inoculate",
          "inoculate"
        ],
        [
          "smallpox",
          "smallpox"
        ]
      ]
    }
  ],
  "word": "variolator"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "variolate",
        "3": "or"
      },
      "expansion": "variolate + -or",
      "name": "suffix"
    }
  ],
  "etymology_text": "variolate + -or",
  "forms": [
    {
      "form": "variolators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "variolator (plural variolators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -or",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2015, C. Michele Thompson, Vietnamese Traditional Medicine: A Social History, page 82",
          "text": "Observers noted that Chinese variolators in Vietnam exhibited one or two slight variations in their practice, however, one constant factor is that they all introduced inoculum into the nasal passages.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "One who inoculates with smallpox."
      ],
      "links": [
        [
          "inoculate",
          "inoculate"
        ],
        [
          "smallpox",
          "smallpox"
        ]
      ]
    }
  ],
  "word": "variolator"
}