"untriunium" meaning in English

{
  "etymology_text": "Systematic element name.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "untriunium (uncountable)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Hypothetical chemical elements",
          "orig": "en:Hypothetical chemical elements",
          "parents": [
            "Chemical elements",
            "Matter",
            "Chemistry",
            "Nature",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Systematic element names",
          "orig": "en:Systematic element names",
          "parents": [],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "sense": "Previous",
          "word": "untrinilium Utn"
        }
      ],
      "glosses": [
        "The systematic element name for the (as yet undiscovered) chemical element with atomic number 131 (symbol Utu)."
      ],
      "id": "en-untriunium-en-noun-soIQ0EtY",
      "links": [
        [
          "systematic element name",
          "systematic element name"
        ],
        [
          "atomic number",
          "atomic number"
        ]
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "Systematic element name",
        "untriunium"
      ]
    }
  ],
  "word": "untriunium"
}

{
  "coordinate_terms": [
    {
      "sense": "Previous",
      "word": "untrinilium Utn"
    }
  ],
  "etymology_text": "Systematic element name.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "untriunium (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English uncountable nouns",
        "Pages with 2 entries",
        "Pages with entries",
        "en:Hypothetical chemical elements",
        "en:Systematic element names"
      ],
      "glosses": [
        "The systematic element name for the (as yet undiscovered) chemical element with atomic number 131 (symbol Utu)."
      ],
      "links": [
        [
          "systematic element name",
          "systematic element name"
        ],
        [
          "atomic number",
          "atomic number"
        ]
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "Systematic element name",
        "untriunium"
      ]
    }
  ],
  "word": "untriunium"
}