"octafluorocyclobutane" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "octa-",
        "3": "fluoro-",
        "4": "cyclobutane"
      },
      "expansion": "octa- + fluoro- + cyclobutane",
      "name": "af"
    }
  ],
  "etymology_text": "octa- + fluoro- + cyclobutane",
  "head_templates": [
    {
      "args": {
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      "expansion": "octafluorocyclobutane (uncountable)",
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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",
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          "source": "w"
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          "parents": [],
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        },
        {
          "kind": "other",
          "name": "English terms prefixed with octa-",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The organofluorine compound C₄F₈, related to cyclobutane by replacement of all C–H bonds with C–F bonds, and used as a deposition gas and etchant in semiconductor manufacture."
      ],
      "id": "en-octafluorocyclobutane-en-noun-c~8etixK",
      "links": [
        [
          "organofluorine",
          "organofluorine"
        ],
        [
          "compound",
          "compound"
        ],
        [
          "cyclobutane",
          "cyclobutane"
        ],
        [
          "bond",
          "bond"
        ],
        [
          "etchant",
          "etchant"
        ],
        [
          "semiconductor",
          "semiconductor"
        ],
        [
          "manufacture",
          "manufacture"
        ]
      ],
      "synonyms": [
        {
          "word": "perfluorocyclobutane"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "octafluorocyclobutane"
      ]
    }
  ],
  "word": "octafluorocyclobutane"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "octa-",
        "3": "fluoro-",
        "4": "cyclobutane"
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      "expansion": "octa- + fluoro- + cyclobutane",
      "name": "af"
    }
  ],
  "etymology_text": "octa- + fluoro- + cyclobutane",
  "head_templates": [
    {
      "args": {
        "1": "-"
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      "expansion": "octafluorocyclobutane (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English terms prefixed with fluoro-",
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      ],
      "glosses": [
        "The organofluorine compound C₄F₈, related to cyclobutane by replacement of all C–H bonds with C–F bonds, and used as a deposition gas and etchant in semiconductor manufacture."
      ],
      "links": [
        [
          "organofluorine",
          "organofluorine"
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          "cyclobutane"
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          "etchant",
          "etchant"
        ],
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          "semiconductor",
          "semiconductor"
        ],
        [
          "manufacture",
          "manufacture"
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      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "octafluorocyclobutane"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "perfluorocyclobutane"
    }
  ],
  "word": "octafluorocyclobutane"
}