"unrecallably" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "unrecallably",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Such that it cannot be recalled."
      ],
      "id": "en-unrecallably-en-adv-5Ce4uiIt",
      "links": [
        [
          "recall",
          "recall"
        ]
      ]
    }
  ],
  "word": "unrecallably"
}

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "unrecallably",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas"
      ],
      "glosses": [
        "Such that it cannot be recalled."
      ],
      "links": [
        [
          "recall",
          "recall"
        ]
      ]
    }
  ],
  "word": "unrecallably"
}