"octairon" meaning in English

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        "2": "octa",
        "3": "iron"
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      "expansion": "octa- + iron",
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  "etymology_text": "octa- + iron",
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      "expansion": "octairon (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "name": "English terms prefixed with octa-",
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          "orig": "en:Chemistry",
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      ],
      "glosses": [
        "Eight iron atoms or cations in a molecule (Fe₈)"
      ],
      "id": "en-octairon-en-noun-JxRYQwgu",
      "links": [
        [
          "chemistry",
          "chemistry"
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          "iron",
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      "raw_glosses": [
        "(chemistry, in combination) Eight iron atoms or cations in a molecule (Fe₈)"
      ],
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        "in-compounds",
        "uncountable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "octairon"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "octa",
        "3": "iron"
      },
      "expansion": "octa- + iron",
      "name": "prefix"
    }
  ],
  "etymology_text": "octa- + iron",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "octairon (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "Eight iron atoms or cations in a molecule (Fe₈)"
      ],
      "links": [
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          "chemistry",
          "chemistry"
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        [
          "iron",
          "iron"
        ]
      ],
      "raw_glosses": [
        "(chemistry, in combination) Eight iron atoms or cations in a molecule (Fe₈)"
      ],
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        "in-compounds",
        "uncountable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
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      ]
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  ],
  "word": "octairon"
}