"cathartine" meaning in English

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  "etymology_text": "From cathartic + -ine.",
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      "expansion": "cathartine (uncountable)",
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  "lang_code": "en",
  "pos": "noun",
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          "ref": "1822, “The Edinburgh Philosophical Journal, Volume 7”, in (Please provide the book title or journal name):",
          "text": "The sulphate of potash insoluble in this fluid, being separated by the filter; the excess of sulphuric acid was precipitated by acetate of lead; then, by decomposing this latter salt, by sulphuretted hydrogen, and again filtering and evaporating to dryness, the Cathartine, or purgative principle of senna, was obtained.",
          "type": "quote"
        },
        {
          "ref": "1850, “The Chemical Gazette, Volume 8”, in (Please provide the book title or journal name):",
          "text": "In this state this residue has all the properties ascribed to cathartine; but it is easy to be convinced, from the colour and the avidity with which it attracts moisture, that the substance is not pure.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A hypothetical substance formerly imagined to cause the bitterness and purgativeness of the dried leaves or pods of senna plants."
      ],
      "id": "en-cathartine-en-noun-DqHSx61Y",
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          "senna",
          "senna"
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      ],
      "tags": [
        "uncountable"
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    }
  ],
  "word": "cathartine"
}

{
  "etymology_templates": [
    {
      "args": {
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        "2": "cathartic",
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      "expansion": "cathartic + -ine",
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  ],
  "etymology_text": "From cathartic + -ine.",
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  "lang_code": "en",
  "pos": "noun",
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          "ref": "1822, “The Edinburgh Philosophical Journal, Volume 7”, in (Please provide the book title or journal name):",
          "text": "The sulphate of potash insoluble in this fluid, being separated by the filter; the excess of sulphuric acid was precipitated by acetate of lead; then, by decomposing this latter salt, by sulphuretted hydrogen, and again filtering and evaporating to dryness, the Cathartine, or purgative principle of senna, was obtained.",
          "type": "quote"
        },
        {
          "ref": "1850, “The Chemical Gazette, Volume 8”, in (Please provide the book title or journal name):",
          "text": "In this state this residue has all the properties ascribed to cathartine; but it is easy to be convinced, from the colour and the avidity with which it attracts moisture, that the substance is not pure.",
          "type": "quote"
        }
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      "glosses": [
        "A hypothetical substance formerly imagined to cause the bitterness and purgativeness of the dried leaves or pods of senna plants."
      ],
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  "word": "cathartine"
}