"strong water" meaning in English

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      "args": {
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        "2": "aqua fortis"
      },
      "expansion": "aqua fortis",
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  "etymology_text": "After post-classical Latin\n aqua fortis.",
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    {
      "form": "strong waters",
      "tags": [
        "plural"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "name": "Acids",
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        {
          "_dis": "76 24",
          "kind": "topical",
          "langcode": "en",
          "name": "Alcoholic beverages",
          "orig": "en:Alcoholic beverages",
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            "Beverages",
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      "glosses": [
        "A strong solvent, (specifically) nitric acid."
      ],
      "id": "en-strong_water-en-noun-B7YsbdUs",
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        [
          "solvent",
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          "nitric acid",
          "nitric acid"
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        "(now historical) A strong solvent, (specifically) nitric acid."
      ],
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    },
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      "examples": [
        {
          "ref": "1728, John Gay, The Beggar's Opera, III.8",
          "text": "Strong-Waters are apt to give me the Head-ache—I hope, Madam, you will excuse me.",
          "type": "quotation"
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      ],
      "glosses": [
        "Alcoholic spirit; a strong alcoholic drink."
      ],
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          "spirit",
          "spirit"
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        "(now historical) Alcoholic spirit; a strong alcoholic drink."
      ],
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        "historical"
      ]
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  "word": "strong water"
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    {
      "args": {
        "1": "la",
        "2": "aqua fortis"
      },
      "expansion": "aqua fortis",
      "name": "m"
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  ],
  "etymology_text": "After post-classical Latin\n aqua fortis.",
  "forms": [
    {
      "form": "strong waters",
      "tags": [
        "plural"
      ]
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  "pos": "noun",
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      "glosses": [
        "A strong solvent, (specifically) nitric acid."
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          "nitric acid",
          "nitric acid"
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        "(now historical) A strong solvent, (specifically) nitric acid."
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          "text": "Strong-Waters are apt to give me the Head-ache—I hope, Madam, you will excuse me.",
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        }
      ],
      "glosses": [
        "Alcoholic spirit; a strong alcoholic drink."
      ],
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        "(now historical) Alcoholic spirit; a strong alcoholic drink."
      ],
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  "word": "strong water"
}