"PFV" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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      "alt_of": [
        {
          "word": "persistent fetal vasculature"
        }
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          "name": "Diseases",
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      "glosses": [
        "Initialism of persistent fetal vasculature."
      ],
      "id": "en-PFV-en-noun-QW4yWb2V",
      "links": [
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          "pathology",
          "pathology"
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          "persistent fetal vasculature",
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      "raw_glosses": [
        "(pathology) Initialism of persistent fetal vasculature."
      ],
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      "topics": [
        "medicine",
        "pathology",
        "sciences"
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  ],
  "word": "PFV"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "persistent fetal vasculature"
        }
      ],
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        "English countable nouns",
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        "en:Diseases"
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      "glosses": [
        "Initialism of persistent fetal vasculature."
      ],
      "links": [
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          "pathology",
          "pathology"
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          "persistent fetal vasculature",
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      "raw_glosses": [
        "(pathology) Initialism of persistent fetal vasculature."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
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      "topics": [
        "medicine",
        "pathology",
        "sciences"
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  ],
  "word": "PFV"
}