"endogenous viral element" meaning in English

{
  "forms": [
    {
      "form": "endogenous viral elements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "endogenous viral element (plural endogenous viral elements)",
      "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",
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      ],
      "glosses": [
        "Viral DNA embedded within the genome of a non-virus organism which is left over from an ancestral infection which integrated viral DNA into the genomic heritage of the organism's ancestry."
      ],
      "id": "en-endogenous_viral_element-en-noun-Oud5gxqe",
      "related": [
        {
          "word": "viral element"
        }
      ],
      "synonyms": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "EVE"
        }
      ],
      "translations": [
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "Translations",
          "word": "element viral endogen"
        },
        {
          "code": "gl",
          "lang": "Galician",
          "sense": "Translations",
          "word": "elemento viral endóxeno"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "endogénnyje vírusnyje elemént",
          "sense": "Translations",
          "word": "эндоге́нные ви́русные элеме́нт"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "Translations",
          "word": "elemento viral endógeno"
        }
      ]
    }
  ],
  "word": "endogenous viral element"
}

{
  "forms": [
    {
      "form": "endogenous viral elements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "endogenous viral element (plural endogenous viral elements)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "viral element"
    }
  ],
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      ],
      "glosses": [
        "Viral DNA embedded within the genome of a non-virus organism which is left over from an ancestral infection which integrated viral DNA into the genomic heritage of the organism's ancestry."
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "EVE"
    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "Translations",
      "word": "element viral endogen"
    },
    {
      "code": "gl",
      "lang": "Galician",
      "sense": "Translations",
      "word": "elemento viral endóxeno"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "endogénnyje vírusnyje elemént",
      "sense": "Translations",
      "word": "эндоге́нные ви́русные элеме́нт"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "Translations",
      "word": "elemento viral endógeno"
    }
  ],
  "word": "endogenous viral element"
}