"keltium" meaning in English

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      "expansion": "keltium (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        {
          "word": "celtium"
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          "name": "Obsolete element names",
          "orig": "en:Obsolete element names",
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          "name": "Supposed chemical elements",
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      "glosses": [
        "Alternative form of celtium"
      ],
      "id": "en-keltium-en-noun-g-WDV0NJ",
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          "celtium",
          "celtium#English"
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      "tags": [
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        "alternative",
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    }
  ],
  "word": "keltium"
}

{
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      "expansion": "keltium (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "celtium"
        }
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        "English entries with incorrect language header",
        "English lemmas",
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        "English uncountable nouns",
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        "en:Supposed chemical elements"
      ],
      "glosses": [
        "Alternative form of celtium"
      ],
      "links": [
        [
          "celtium",
          "celtium#English"
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  "word": "keltium"
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