"Baghdad boil" meaning in English

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        "2": "حَبَّة بَغْدَاد"
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      "expansion": "Arabic حَبَّة بَغْدَاد (ḥabba(t) baḡdād)",
      "name": "cog"
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  "etymology_text": "So-called because during the European explorations of the Middle East it was endemic to Baghdad, whereas unknown to other areas of the Middle East. The equivalent Arabic حَبَّة بَغْدَاد (ḥabba(t) baḡdād) was then only invented by Arabic-speaking foreigners.",
  "forms": [
    {
      "form": "Baghdad boils",
      "tags": [
        "plural"
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      "expansion": "Baghdad boil (plural Baghdad boils)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "langcode": "en",
          "name": "Insect-borne diseases",
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          "name": "Trypanosomal diseases",
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      "glosses": [
        "cutaneous leishmaniasis"
      ],
      "id": "en-Baghdad_boil-en-noun-lOsJJwCh",
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        [
          "cutaneous leishmaniasis",
          "cutaneous leishmaniasis"
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      "raw_glosses": [
        "(dated) cutaneous leishmaniasis"
      ],
      "synonyms": [
        {
          "word": "Bagdad boil"
        }
      ],
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      "tags": [
        "Southern-England"
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      "text": "Audio (Southern England)"
    }
  ],
  "word": "Baghdad boil"
}

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        "2": "حَبَّة بَغْدَاد"
      },
      "expansion": "Arabic حَبَّة بَغْدَاد (ḥabba(t) baḡdād)",
      "name": "cog"
    }
  ],
  "etymology_text": "So-called because during the European explorations of the Middle East it was endemic to Baghdad, whereas unknown to other areas of the Middle East. The equivalent Arabic حَبَّة بَغْدَاد (ḥabba(t) baḡdād) was then only invented by Arabic-speaking foreigners.",
  "forms": [
    {
      "form": "Baghdad boils",
      "tags": [
        "plural"
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      "expansion": "Baghdad boil (plural Baghdad boils)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "en:Insect-borne diseases",
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      "glosses": [
        "cutaneous leishmaniasis"
      ],
      "links": [
        [
          "cutaneous leishmaniasis",
          "cutaneous leishmaniasis"
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      ],
      "raw_glosses": [
        "(dated) cutaneous leishmaniasis"
      ],
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  "synonyms": [
    {
      "word": "Bagdad boil"
    }
  ],
  "word": "Baghdad boil"
}