"seropredominance" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sero",
        "3": "predominance"
      },
      "expansion": "sero- + predominance",
      "name": "prefix"
    }
  ],
  "etymology_text": "From sero- + predominance.",
  "head_templates": [
    {
      "args": {
        "1": "!"
      },
      "expansion": "seropredominance (plural not attested)",
      "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 nouns with unattested plurals",
          "parents": [
            "Nouns with unattested plurals",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with sero-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The predominance of a particular serovar in a population"
      ],
      "id": "en-seropredominance-en-noun-Mda5oLd0",
      "links": [
        [
          "predominance",
          "predominance"
        ],
        [
          "serovar",
          "serovar"
        ]
      ],
      "raw_glosses": [
        "(rare) The predominance of a particular serovar in a population"
      ],
      "tags": [
        "no-plural",
        "rare"
      ]
    }
  ],
  "word": "seropredominance"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sero",
        "3": "predominance"
      },
      "expansion": "sero- + predominance",
      "name": "prefix"
    }
  ],
  "etymology_text": "From sero- + predominance.",
  "head_templates": [
    {
      "args": {
        "1": "!"
      },
      "expansion": "seropredominance (plural not attested)",
      "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 nouns with unattested plurals",
        "English terms prefixed with sero-",
        "English terms with rare senses",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "The predominance of a particular serovar in a population"
      ],
      "links": [
        [
          "predominance",
          "predominance"
        ],
        [
          "serovar",
          "serovar"
        ]
      ],
      "raw_glosses": [
        "(rare) The predominance of a particular serovar in a population"
      ],
      "tags": [
        "no-plural",
        "rare"
      ]
    }
  ],
  "word": "seropredominance"
}