"serovaccination" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sero",
        "3": "vaccination"
      },
      "expansion": "sero- + vaccination",
      "name": "prefix"
    }
  ],
  "etymology_text": "sero- + vaccination",
  "forms": [
    {
      "form": "serovaccinations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "serovaccination (plural serovaccinations)",
      "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 prefixed with sero-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Italian translations",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "vaccination by injection of a serum"
      ],
      "id": "en-serovaccination-en-noun-HL82sybS",
      "links": [
        [
          "vaccination",
          "vaccination"
        ],
        [
          "injection",
          "injection"
        ],
        [
          "serum",
          "serum"
        ]
      ],
      "translations": [
        {
          "code": "it",
          "lang": "Italian",
          "sense": "Translations",
          "word": "sierovaccinazione"
        }
      ]
    }
  ],
  "word": "serovaccination"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sero",
        "3": "vaccination"
      },
      "expansion": "sero- + vaccination",
      "name": "prefix"
    }
  ],
  "etymology_text": "sero- + vaccination",
  "forms": [
    {
      "form": "serovaccinations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "serovaccination (plural serovaccinations)",
      "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 prefixed with sero-",
        "Terms with Italian translations",
        "Translation table header lacks gloss"
      ],
      "glosses": [
        "vaccination by injection of a serum"
      ],
      "links": [
        [
          "vaccination",
          "vaccination"
        ],
        [
          "injection",
          "injection"
        ],
        [
          "serum",
          "serum"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "it",
      "lang": "Italian",
      "sense": "Translations",
      "word": "sierovaccinazione"
    }
  ],
  "word": "serovaccination"
}