"Birch reduction" meaning in English

{
  "etymology_text": "Named for Arthur Birch, a chemist who developed this reaction.",
  "forms": [
    {
      "form": "Birch reductions",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "Birch reduction (plural Birch reductions)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "name": "Chemical reactions",
          "orig": "en:Chemical reactions",
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      ],
      "glosses": [
        "An organic reaction in which an aromatic ring is reduced to a 1,4-cyclohexadiene with an alkali metal (e.g. sodium) in liquid ammonia in the presence of an alcohol."
      ],
      "id": "en-Birch_reduction-en-noun-IDRZLAUQ",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "organic",
          "organic"
        ],
        [
          "reaction",
          "reaction"
        ],
        [
          "aromatic",
          "aromatic"
        ],
        [
          "ring",
          "ring"
        ],
        [
          "reduced",
          "reduce"
        ],
        [
          "cyclohexadiene",
          "cyclohexadiene"
        ],
        [
          "alkali metal",
          "alkali metal"
        ],
        [
          "sodium",
          "sodium"
        ],
        [
          "ammonia",
          "ammonia"
        ],
        [
          "alcohol",
          "alcohol"
        ]
      ],
      "raw_glosses": [
        "(chemistry) An organic reaction in which an aromatic ring is reduced to a 1,4-cyclohexadiene with an alkali metal (e.g. sodium) in liquid ammonia in the presence of an alcohol."
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "Birch reduction"
      ]
    }
  ],
  "word": "Birch reduction"
}

{
  "etymology_text": "Named for Arthur Birch, a chemist who developed this reaction.",
  "forms": [
    {
      "form": "Birch reductions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "An organic reaction in which an aromatic ring is reduced to a 1,4-cyclohexadiene with an alkali metal (e.g. sodium) in liquid ammonia in the presence of an alcohol."
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "organic",
          "organic"
        ],
        [
          "reaction",
          "reaction"
        ],
        [
          "aromatic",
          "aromatic"
        ],
        [
          "ring",
          "ring"
        ],
        [
          "reduced",
          "reduce"
        ],
        [
          "cyclohexadiene",
          "cyclohexadiene"
        ],
        [
          "alkali metal",
          "alkali metal"
        ],
        [
          "sodium",
          "sodium"
        ],
        [
          "ammonia",
          "ammonia"
        ],
        [
          "alcohol",
          "alcohol"
        ]
      ],
      "raw_glosses": [
        "(chemistry) An organic reaction in which an aromatic ring is reduced to a 1,4-cyclohexadiene with an alkali metal (e.g. sodium) in liquid ammonia in the presence of an alcohol."
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "Birch reduction"
      ]
    }
  ],
  "word": "Birch reduction"
}