"ETA" meaning in Finnish

{
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "proper noun"
      },
      "expansion": "ETA",
      "name": "head"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "European Economic Area",
          "word": "Euroopan talousalue"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 5 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of Euroopan talousalue (“European Economic Area”)."
      ],
      "id": "en-ETA-fi-name-V5zwo9mt",
      "links": [
        [
          "Euroopan talousalue",
          "w:fi:Euroopan talousalue"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    }
  ],
  "word": "ETA"
}

{
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "proper noun"
      },
      "expansion": "ETA",
      "name": "head"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "European Economic Area",
          "word": "Euroopan talousalue"
        }
      ],
      "categories": [
        "Finnish entries with incorrect language header",
        "Finnish initialisms",
        "Finnish lemmas",
        "Finnish links with redundant alt parameters",
        "Finnish links with redundant wikilinks",
        "Finnish proper nouns",
        "Pages with 5 entries",
        "Pages with entries"
      ],
      "glosses": [
        "Initialism of Euroopan talousalue (“European Economic Area”)."
      ],
      "links": [
        [
          "Euroopan talousalue",
          "w:fi:Euroopan talousalue"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    }
  ],
  "word": "ETA"
}