"AdE" meaning in Esperanto

{
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "proper noun"
      },
      "expansion": "AdE",
      "name": "head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "Academy of Esperanto",
          "word": "Akademio de Esperanto"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Abbreviation of Akademio de Esperanto (“Academy of Esperanto”)."
      ],
      "id": "en-AdE-eo-name-4yqmw1hp",
      "links": [
        [
          "Akademio de Esperanto",
          "w:Akademio de Esperanto"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "AdE"
}

{
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "proper noun"
      },
      "expansion": "AdE",
      "name": "head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "Academy of Esperanto",
          "word": "Akademio de Esperanto"
        }
      ],
      "categories": [
        "Esperanto abbreviations",
        "Esperanto entries with incorrect language header",
        "Esperanto lemmas",
        "Esperanto links with redundant alt parameters",
        "Esperanto links with redundant wikilinks",
        "Esperanto proper nouns"
      ],
      "glosses": [
        "Abbreviation of Akademio de Esperanto (“Academy of Esperanto”)."
      ],
      "links": [
        [
          "Akademio de Esperanto",
          "w:Akademio de Esperanto"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "AdE"
}