"secondary amine" meaning in English

{
  "forms": [
    {
      "form": "secondary amines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "secondary amine (plural secondary amines)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
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          "source": "w"
        }
      ],
      "glosses": [
        "An amine containing two radicals, of general formula R₁R₂-NH; the radicals may be the same, different, or part of a ring."
      ],
      "id": "en-secondary_amine-en-noun-rtWtDROS",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "amine",
          "amine"
        ],
        [
          "radical",
          "radical"
        ],
        [
          "general formula",
          "general formula"
        ]
      ],
      "raw_glosses": [
        "(chemistry) An amine containing two radicals, of general formula R₁R₂-NH; the radicals may be the same, different, or part of a ring."
      ],
      "related": [
        {
          "word": "primary amine"
        },
        {
          "word": "tertiary amine"
        },
        {
          "word": "quaternary ammonium compound"
        }
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "secondary amine"
}

{
  "forms": [
    {
      "form": "secondary amines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "secondary amine (plural secondary amines)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "primary amine"
    },
    {
      "word": "tertiary amine"
    },
    {
      "word": "quaternary ammonium compound"
    }
  ],
  "senses": [
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        "English entries with incorrect language header",
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        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
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        "en:Chemistry"
      ],
      "glosses": [
        "An amine containing two radicals, of general formula R₁R₂-NH; the radicals may be the same, different, or part of a ring."
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "amine",
          "amine"
        ],
        [
          "radical",
          "radical"
        ],
        [
          "general formula",
          "general formula"
        ]
      ],
      "raw_glosses": [
        "(chemistry) An amine containing two radicals, of general formula R₁R₂-NH; the radicals may be the same, different, or part of a ring."
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "secondary amine"
}