"hederic acid" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Hedera",
        "3": "-ic"
      },
      "expansion": "Hedera + -ic",
      "name": "af"
    },
    {
      "args": {
        "1": "en",
        "2": "acid"
      },
      "expansion": "acid",
      "name": "m"
    },
    {
      "args": {
        "1": "Hedera helix",
        "2": "species"
      },
      "expansion": "Hedera helix",
      "name": "taxfmt"
    }
  ],
  "etymology_text": "Hedera + -ic + acid, apparently used for the first time in English in 1849 in Vol. VII of the Chemical Gazette published by Richard and John E. Taylor, London, England in an article titled \"On the constituents of the seeds of ivy\", written by German professor L. (Louis?) Posselt, who was the first to extract the substance from ivy (Hedera helix) seeds. Original article was published in Liebig's \"Annalen der Chemie\" in January 1849.",
  "head_templates": [
    {
      "args": {
        "1": "-"
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      "expansion": "hederic acid (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ic",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "hederagenin"
      ],
      "id": "en-hederic_acid-en-noun-71fLDuor",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "hederagenin",
          "hederagenin"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) hederagenin"
      ],
      "tags": [
        "obsolete",
        "uncountable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "hederic acid"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Hedera",
        "3": "-ic"
      },
      "expansion": "Hedera + -ic",
      "name": "af"
    },
    {
      "args": {
        "1": "en",
        "2": "acid"
      },
      "expansion": "acid",
      "name": "m"
    },
    {
      "args": {
        "1": "Hedera helix",
        "2": "species"
      },
      "expansion": "Hedera helix",
      "name": "taxfmt"
    }
  ],
  "etymology_text": "Hedera + -ic + acid, apparently used for the first time in English in 1849 in Vol. VII of the Chemical Gazette published by Richard and John E. Taylor, London, England in an article titled \"On the constituents of the seeds of ivy\", written by German professor L. (Louis?) Posselt, who was the first to extract the substance from ivy (Hedera helix) seeds. Original article was published in Liebig's \"Annalen der Chemie\" in January 1849.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "hederic acid (uncountable)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms suffixed with -ic",
        "English terms with obsolete senses",
        "English uncountable nouns",
        "en:Chemistry"
      ],
      "glosses": [
        "hederagenin"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "hederagenin",
          "hederagenin"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) hederagenin"
      ],
      "tags": [
        "obsolete",
        "uncountable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "hederic acid"
}