"arcipélago" meaning in Portuguese

{
  "forms": [
    {
      "form": "arcipélagos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "arcipélago m (plural arcipélagos)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "arquipélago"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Archaic form of arquipélago."
      ],
      "id": "en-arcipélago-pt-noun-27Cl7hNg",
      "links": [
        [
          "arquipélago",
          "arquipélago#Portuguese"
        ]
      ],
      "tags": [
        "alt-of",
        "archaic",
        "masculine"
      ]
    }
  ],
  "word": "arcipélago"
}

{
  "forms": [
    {
      "form": "arcipélagos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "arcipélago m (plural arcipélagos)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "arquipélago"
        }
      ],
      "categories": [
        "Pages with 1 entry",
        "Portuguese archaic forms",
        "Portuguese countable nouns",
        "Portuguese entries with incorrect language header",
        "Portuguese lemmas",
        "Portuguese masculine nouns",
        "Portuguese nouns",
        "Portuguese nouns with red links in their headword lines"
      ],
      "glosses": [
        "Archaic form of arquipélago."
      ],
      "links": [
        [
          "arquipélago",
          "arquipélago#Portuguese"
        ]
      ],
      "tags": [
        "alt-of",
        "archaic",
        "masculine"
      ]
    }
  ],
  "word": "arcipélago"
}