"butanoic" meaning in English

{
  "etymology_templates": [
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      "args": {
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        "2": "butane",
        "3": "oic"
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      "expansion": "butane + -oic",
      "name": "suffix"
    }
  ],
  "etymology_text": "From butane + -oic.",
  "head_templates": [
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      "args": {
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      },
      "expansion": "butanoic (not comparable)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "parents": [],
          "source": "w"
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          "langcode": "en",
          "name": "Organic chemistry",
          "orig": "en:Organic chemistry",
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            "Chemistry",
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "butanoate"
        },
        {
          "word": "phenylbutanoic"
        }
      ],
      "glosses": [
        "Of or pertaining to butanoic acid or its derivatives"
      ],
      "id": "en-butanoic-en-adj-OfuiU6TG",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "butanoic acid",
          "butanoic acid"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) Of or pertaining to butanoic acid or its derivatives"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "butanoic"
}

{
  "derived": [
    {
      "word": "butanoate"
    },
    {
      "word": "phenylbutanoic"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "butane",
        "3": "oic"
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      "expansion": "butane + -oic",
      "name": "suffix"
    }
  ],
  "etymology_text": "From butane + -oic.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "butanoic (not comparable)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
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        "en:Organic chemistry"
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      "glosses": [
        "Of or pertaining to butanoic acid or its derivatives"
      ],
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "butanoic acid",
          "butanoic acid"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) Of or pertaining to butanoic acid or its derivatives"
      ],
      "tags": [
        "not-comparable"
      ],
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        "chemistry",
        "natural-sciences",
        "organic-chemistry",
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    }
  ],
  "word": "butanoic"
}