"diagonal argument" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "diagonal argument (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Infinity",
          "orig": "en:Infinity",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Set theory",
          "orig": "en:Set theory",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A proof developed by Georg Cantor to show that the set of real numbers is uncountably infinite."
      ],
      "hypernyms": [
        {
          "word": "argument"
        }
      ],
      "id": "en-diagonal_argument-en-noun-L5kDt7PQ",
      "links": [
        [
          "proof",
          "proof"
        ],
        [
          "real number",
          "real number"
        ],
        [
          "uncountably infinite",
          "uncountable set"
        ]
      ],
      "synonyms": [
        {
          "word": "Cantor's diagonal argument"
        }
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "diagonal argument"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "diagonal argument (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Infinity",
        "en:Set theory"
      ],
      "glosses": [
        "A proof developed by Georg Cantor to show that the set of real numbers is uncountably infinite."
      ],
      "hypernyms": [
        {
          "word": "argument"
        }
      ],
      "links": [
        [
          "proof",
          "proof"
        ],
        [
          "real number",
          "real number"
        ],
        [
          "uncountably infinite",
          "uncountable set"
        ]
      ],
      "synonyms": [
        {
          "word": "Cantor's diagonal argument"
        }
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "diagonal argument"
}