"vitriolic acid" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "Synonym of sulfuric acid"
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      "id": "en-vitriolic_acid-en-noun-TkkI8HmF",
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          "sulfuric acid",
          "sulfuric acid#English"
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      "raw_glosses": [
        "(chemistry, obsolete) Synonym of sulfuric acid"
      ],
      "related": [
        {
          "word": "vitriol"
        },
        {
          "word": "vitriolic acid air"
        }
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      "synonyms": [
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          "word": "sulfuric acid"
        },
        {
          "word": "oil of vitriol"
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  "word": "vitriolic acid"
}

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  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "vitriol"
    },
    {
      "word": "vitriolic acid air"
    }
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        "Synonym of sulfuric acid"
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          "sulfuric acid",
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        "(chemistry, obsolete) Synonym of sulfuric acid"
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          "word": "sulfuric acid"
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  "synonyms": [
    {
      "word": "oil of vitriol"
    }
  ],
  "word": "vitriolic acid"
}