"hyperkahler" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "hyperkahler (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "hyperkähler"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2015, Ekaterina Amerik, Misha Verbitsky, “Hyperbolic geometry of the ample cone of a hyperkahler manifold”, in arXiv",
          "text": "This is used to prove the existence of nef isotropic line bundles on a hyperkahler birational model of a simple hyperkahler manifold of Picard number at least 5, and also illustrates the fact that an IHS manifold has only finitely many birational models up to isomorphism, originally deduced by Markman and Yoshioka from the Morrison-Kawamata cone conjecture..",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of hyperkähler"
      ],
      "id": "en-hyperkahler-en-adj-GA3Y1YAv",
      "links": [
        [
          "hyperkähler",
          "hyperkähler#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "not-comparable"
      ],
      "wikipedia": [
        "en:Hyperkähler manifold"
      ]
    }
  ],
  "word": "hyperkahler"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "hyperkahler (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "hyperkähler"
        }
      ],
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms with quotations",
        "English uncomparable adjectives"
      ],
      "examples": [
        {
          "ref": "2015, Ekaterina Amerik, Misha Verbitsky, “Hyperbolic geometry of the ample cone of a hyperkahler manifold”, in arXiv",
          "text": "This is used to prove the existence of nef isotropic line bundles on a hyperkahler birational model of a simple hyperkahler manifold of Picard number at least 5, and also illustrates the fact that an IHS manifold has only finitely many birational models up to isomorphism, originally deduced by Markman and Yoshioka from the Morrison-Kawamata cone conjecture..",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of hyperkähler"
      ],
      "links": [
        [
          "hyperkähler",
          "hyperkähler#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "not-comparable"
      ],
      "wikipedia": [
        "en:Hyperkähler manifold"
      ]
    }
  ],
  "word": "hyperkahler"
}