"covering sickness" meaning in English

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        "1": "en",
        "2": "cover",
        "3": "",
        "4": "of animals, to mate"
      },
      "expansion": "cover (“of animals, to mate”)",
      "name": "m"
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  ],
  "etymology_text": "See cover (“of animals, to mate”).",
  "head_templates": [
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      "args": {
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      "expansion": "covering sickness (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Trypanosomal diseases",
          "orig": "en:Trypanosomal diseases",
          "parents": [
            "Diseases",
            "Disease",
            "Health",
            "Pathology",
            "Body",
            "Medicine",
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            "Biology",
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        }
      ],
      "glosses": [
        "A disease of equids, caused by Trypanosoma equiperdum and spread through sexual intercourse."
      ],
      "id": "en-covering_sickness-en-noun-JLoAi0Ca",
      "links": [
        [
          "disease",
          "disease"
        ],
        [
          "equid",
          "equid"
        ],
        [
          "Trypanosoma equiperdum",
          "Trypanosoma equiperdum#Translingual"
        ],
        [
          "sexual intercourse",
          "sexual intercourse"
        ]
      ],
      "synonyms": [
        {
          "word": "dourine"
        },
        {
          "word": "stallion plague"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "covering sickness"
      ]
    }
  ],
  "word": "covering sickness"
}

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    {
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        "2": "cover",
        "3": "",
        "4": "of animals, to mate"
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      "expansion": "cover (“of animals, to mate”)",
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    }
  ],
  "etymology_text": "See cover (“of animals, to mate”).",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "covering sickness (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "A disease of equids, caused by Trypanosoma equiperdum and spread through sexual intercourse."
      ],
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        [
          "disease",
          "disease"
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        [
          "equid",
          "equid"
        ],
        [
          "Trypanosoma equiperdum",
          "Trypanosoma equiperdum#Translingual"
        ],
        [
          "sexual intercourse",
          "sexual intercourse"
        ]
      ],
      "tags": [
        "uncountable"
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      "wikipedia": [
        "covering sickness"
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  ],
  "synonyms": [
    {
      "word": "dourine"
    },
    {
      "word": "stallion plague"
    }
  ],
  "word": "covering sickness"
}