"plutonocene" meaning in English

{
  "forms": [
    {
      "form": "plutonocenes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "plutonocene (countable and uncountable, plural plutonocenes)",
      "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"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Metallocene",
          "orig": "en:Metallocene",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Organic compounds",
          "orig": "en:Organic compounds",
          "parents": [
            "Matter",
            "Chemistry",
            "Nature",
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Radioactivity",
          "orig": "en:Radioactivity",
          "parents": [
            "Nuclear physics",
            "Radiation",
            "Physics",
            "Quantum mechanics",
            "Energy",
            "Sciences",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The actinocene cyclooctatetraenide with chemical formula Pu(C₈H₈)₂."
      ],
      "id": "en-plutonocene-en-noun-vIOKYQnY",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "chemical formula",
          "chemical formula"
        ],
        [
          "Pu",
          "plutonium"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) The actinocene cyclooctatetraenide with chemical formula Pu(C₈H₈)₂."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "plutonocene"
}

{
  "forms": [
    {
      "form": "plutonocenes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "plutonocene (countable and uncountable, plural plutonocenes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English uncountable nouns",
        "en:Metallocene",
        "en:Organic compounds",
        "en:Radioactivity"
      ],
      "glosses": [
        "The actinocene cyclooctatetraenide with chemical formula Pu(C₈H₈)₂."
      ],
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "chemical formula",
          "chemical formula"
        ],
        [
          "Pu",
          "plutonium"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) The actinocene cyclooctatetraenide with chemical formula Pu(C₈H₈)₂."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "plutonocene"
}