"førhistorisk" meaning in Norwegian Nynorsk

{
  "etymology_templates": [
    {
      "args": {
        "1": "nn",
        "2": "før",
        "3": "historisk"
      },
      "expansion": "før + historisk",
      "name": "af"
    }
  ],
  "etymology_text": "From før + historisk.",
  "forms": [
    {
      "form": "førhistorisk",
      "tags": [
        "indefinite",
        "singular"
      ]
    },
    {
      "form": "førhistoriske",
      "tags": [
        "definite",
        "plural",
        "singular"
      ]
    }
  ],
  "lang": "Norwegian Nynorsk",
  "lang_code": "nn",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "forhistorisk"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Norwegian Nynorsk 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"
        }
      ],
      "glosses": [
        "alternative form of forhistorisk"
      ],
      "id": "en-førhistorisk-nn-adj-SO56J1Fh",
      "links": [
        [
          "forhistorisk",
          "forhistorisk#Norwegian_Nynorsk"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "førhistorisk"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nn",
        "2": "før",
        "3": "historisk"
      },
      "expansion": "før + historisk",
      "name": "af"
    }
  ],
  "etymology_text": "From før + historisk.",
  "forms": [
    {
      "form": "førhistorisk",
      "tags": [
        "indefinite",
        "singular"
      ]
    },
    {
      "form": "førhistoriske",
      "tags": [
        "definite",
        "plural",
        "singular"
      ]
    }
  ],
  "lang": "Norwegian Nynorsk",
  "lang_code": "nn",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "forhistorisk"
        }
      ],
      "categories": [
        "Norwegian Nynorsk adjectives",
        "Norwegian Nynorsk compound terms",
        "Norwegian Nynorsk entries with incorrect language header",
        "Norwegian Nynorsk lemmas",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "alternative form of forhistorisk"
      ],
      "links": [
        [
          "forhistorisk",
          "forhistorisk#Norwegian_Nynorsk"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "førhistorisk"
}