"unacknowledged" meaning in English

{
  "antonyms": [
    {
      "word": "acknowledged"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Λέξεις με πρόθημα un- (αγγλικά)",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_text": ": unacknowledged < un- + acknowledged",
  "forms": [
    {
      "form": "unacknowledged"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "acknowledge"
    },
    {
      "word": "acknowledgment"
    }
  ],
  "senses": [
    {
      "glosses": [
        "αγνωστοποίητος"
      ],
      "id": "el-unacknowledged-en-adj-j9T3qN7z"
    }
  ],
  "word": "unacknowledged"
}

{
  "antonyms": [
    {
      "word": "acknowledged"
    }
  ],
  "categories": [
    "Λέξεις με πρόθημα un- (αγγλικά)"
  ],
  "etymology_text": ": unacknowledged < un- + acknowledged",
  "forms": [
    {
      "form": "unacknowledged"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "acknowledge"
    },
    {
      "word": "acknowledgment"
    }
  ],
  "senses": [
    {
      "glosses": [
        "αγνωστοποίητος"
      ]
    }
  ],
  "word": "unacknowledged"
}