"cyclobutène" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "cyclo-",
        "3": "butène"
      },
      "expansion": "cyclo- + butène",
      "name": "af"
    }
  ],
  "etymology_text": "From cyclo- + butène.",
  "forms": [
    {
      "form": "cyclobutènes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "cyclobutène m (plural cyclobutènes)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "French terms prefixed with cyclo-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
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          "name": "Pages with entries",
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          "source": "w"
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          "name": "Organic compounds",
          "orig": "fr:Organic compounds",
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            "Sciences",
            "All topics",
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        }
      ],
      "glosses": [
        "cyclobutene"
      ],
      "id": "en-cyclobutène-fr-noun-NIKMObuj",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "cyclobutene",
          "cyclobutene"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) cyclobutene"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ],
      "wikipedia": [
        "fr:cyclobutène"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/si.klɔ.by.tɛn/"
    }
  ],
  "word": "cyclobutène"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "cyclo-",
        "3": "butène"
      },
      "expansion": "cyclo- + butène",
      "name": "af"
    }
  ],
  "etymology_text": "From cyclo- + butène.",
  "forms": [
    {
      "form": "cyclobutènes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "cyclobutène m (plural cyclobutènes)",
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    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
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        "French countable nouns",
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      "glosses": [
        "cyclobutene"
      ],
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "cyclobutene",
          "cyclobutene"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) cyclobutene"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ],
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      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/si.klɔ.by.tɛn/"
    }
  ],
  "word": "cyclobutène"
}