"secondary alcohol" meaning in English

{
  "forms": [
    {
      "form": "secondary alcohols",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "secondary alcohol (plural secondary alcohols)",
      "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",
            "Entry maintenance"
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          "source": "w"
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          "name": "Terms with Italian translations",
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any alcohol of general formula R₂CH-OH"
      ],
      "id": "en-secondary_alcohol-en-noun-qaLEfd2C",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "general formula",
          "general formula"
        ]
      ],
      "raw_glosses": [
        "(chemistry) Any alcohol of general formula R₂CH-OH"
      ],
      "related": [
        {
          "word": "primary alcohol"
        },
        {
          "word": "tertiary alcohol"
        }
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "translations": [
        {
          "code": "it",
          "lang": "Italian",
          "sense": "alcohol R2CH-OH",
          "tags": [
            "masculine"
          ],
          "word": "alcol secondario"
        }
      ]
    }
  ],
  "word": "secondary alcohol"
}

{
  "forms": [
    {
      "form": "secondary alcohols",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "secondary alcohol (plural secondary alcohols)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "primary alcohol"
    },
    {
      "word": "tertiary alcohol"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
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        "English nouns",
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        "Pages with 1 entry",
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      ],
      "glosses": [
        "Any alcohol of general formula R₂CH-OH"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "general formula",
          "general formula"
        ]
      ],
      "raw_glosses": [
        "(chemistry) Any alcohol of general formula R₂CH-OH"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "it",
      "lang": "Italian",
      "sense": "alcohol R2CH-OH",
      "tags": [
        "masculine"
      ],
      "word": "alcol secondario"
    }
  ],
  "word": "secondary alcohol"
}