"cyclopentadienone" meaning in English

{
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        "1": "en",
        "2": "cyclopentadiene",
        "3": "one"
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      "expansion": "cyclopentadiene + -one",
      "name": "suffix"
    }
  ],
  "etymology_text": "cyclopentadiene + -one",
  "forms": [
    {
      "form": "cyclopentadienones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "cyclopentadienone (plural cyclopentadienones)",
      "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"
        },
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          "kind": "topical",
          "langcode": "en",
          "name": "Organic compounds",
          "orig": "en:Organic compounds",
          "parents": [
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          "source": "w"
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      "examples": [
        {
          "text": "Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich\nThe availability of diazaphencyclone (DAPC) has allowed the cyclopentadienone methodology to be used for attaching the 1,10-phenanthroline ligand onto molracs."
        }
      ],
      "glosses": [
        "Am unsaturated alicyclic ketone derived from cyclopentadiene; any derivative of this compound"
      ],
      "id": "en-cyclopentadienone-en-noun-AXj3jFU~",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "unsaturated",
          "unsaturated"
        ],
        [
          "alicyclic",
          "alicyclic"
        ],
        [
          "ketone",
          "ketone"
        ],
        [
          "cyclopentadiene",
          "cyclopentadiene"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) Am unsaturated alicyclic ketone derived from cyclopentadiene; any derivative of this compound"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "cyclopentadienone"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "cyclopentadiene",
        "3": "one"
      },
      "expansion": "cyclopentadiene + -one",
      "name": "suffix"
    }
  ],
  "etymology_text": "cyclopentadiene + -one",
  "forms": [
    {
      "form": "cyclopentadienones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "cyclopentadienone (plural cyclopentadienones)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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      "examples": [
        {
          "text": "Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich\nThe availability of diazaphencyclone (DAPC) has allowed the cyclopentadienone methodology to be used for attaching the 1,10-phenanthroline ligand onto molracs."
        }
      ],
      "glosses": [
        "Am unsaturated alicyclic ketone derived from cyclopentadiene; any derivative of this compound"
      ],
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "unsaturated",
          "unsaturated"
        ],
        [
          "alicyclic",
          "alicyclic"
        ],
        [
          "ketone",
          "ketone"
        ],
        [
          "cyclopentadiene",
          "cyclopentadiene"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) Am unsaturated alicyclic ketone derived from cyclopentadiene; any derivative of this compound"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "cyclopentadienone"
}