"@" meaning in Portuguese

{
  "etymology_number": "1",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "symbol"
      },
      "expansion": "@",
      "name": "head"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        {
          "_dis": "67 33",
          "kind": "other",
          "name": "Portuguese symbols",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "the symbol for the arroba unit of weight"
      ],
      "id": "en-@-pt-symbol-h8o56Ra9",
      "links": [
        [
          "arroba",
          "arroba#Portuguese"
        ]
      ]
    }
  ],
  "word": "@"
}

{
  "etymology_links": [
    [
      "@",
      "@#English:_gender"
    ]
  ],
  "etymology_number": "2",
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": ":bor",
        "3": "en:@<id:gender>",
        "text": "+",
        "tree": "1"
      },
      "expansion": "[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"id\" : \"gender\", \"children\" : [ ], \"status\" : \"missing\", \"lang_name\" : \"English\", \"term\" : \"@\", \"lang\" : \"en\" } ], \"keyword\" : \"bor\" } ], \"lang_name\" : \"Portuguese\", \"term\" : \"@\", \"status\" : \"ok\", \"lang\" : \"pt\" }\" data-lang=\"pt\" data-title=\"@\">\nBorrowed from English @.",
      "name": "ety"
    },
    {
      "args": {
        "1": "pt",
        "2": ":bor",
        "3": "en:@<id:gender>",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Borrowed from English @.",
      "name": "ety"
    }
  ],
  "etymology_text": "Borrowed from English @.",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "symbol"
      },
      "expansion": "@",
      "name": "head"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        {
          "_dis": "11 89",
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "7 93",
          "kind": "other",
          "name": "Portuguese entries referencing missing etymons",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "6 94",
          "kind": "other",
          "name": "Portuguese entries with etymology texts",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "6 94",
          "kind": "other",
          "name": "Portuguese entries with etymon",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 96",
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "the students",
          "text": "@s alun@s = {os alunos, as alunas}",
          "translation": "the students",
          "type": "example"
        },
        {
          "english": "this user",
          "text": "est@ usuári@ = {este usuário, esta usuária}",
          "translation": "this user",
          "type": "example"
        }
      ],
      "glosses": [
        "gender-neutral replacement for masculine -o or -e and feminine -a"
      ],
      "id": "en-@-pt-symbol-xxQD0fF7",
      "links": [
        [
          "-o",
          "-o#Portuguese"
        ],
        [
          "-e",
          "-e#Portuguese"
        ],
        [
          "-a",
          "-a#Portuguese"
        ]
      ],
      "raw_glosses": [
        "(chiefly proscribed) gender-neutral replacement for masculine -o or -e and feminine -a"
      ],
      "synonyms": [
        {
          "word": "-x"
        },
        {
          "word": "-e"
        }
      ],
      "tags": [
        "proscribed"
      ]
    }
  ],
  "word": "@"
}

{
  "categories": [
    "Pages with 14 entries",
    "Pages with entries",
    "Pages with etymon",
    "Portuguese entries referencing missing etymons",
    "Portuguese entries with etymology texts",
    "Portuguese entries with etymon",
    "Portuguese entries with incorrect language header",
    "Portuguese lemmas",
    "Portuguese symbols",
    "Portuguese terms borrowed from English",
    "Portuguese terms derived from English"
  ],
  "etymology_number": "1",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "symbol"
      },
      "expansion": "@",
      "name": "head"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "symbol",
  "senses": [
    {
      "glosses": [
        "the symbol for the arroba unit of weight"
      ],
      "links": [
        [
          "arroba",
          "arroba#Portuguese"
        ]
      ]
    }
  ],
  "word": "@"
}

{
  "categories": [
    "Pages with 14 entries",
    "Pages with entries",
    "Pages with etymon",
    "Portuguese entries referencing missing etymons",
    "Portuguese entries with etymology texts",
    "Portuguese entries with etymon",
    "Portuguese entries with incorrect language header",
    "Portuguese lemmas",
    "Portuguese symbols",
    "Portuguese terms borrowed from English",
    "Portuguese terms derived from English"
  ],
  "etymology_links": [
    [
      "@",
      "@#English:_gender"
    ]
  ],
  "etymology_number": "2",
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": ":bor",
        "3": "en:@<id:gender>",
        "text": "+",
        "tree": "1"
      },
      "expansion": "[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"id\" : \"gender\", \"children\" : [ ], \"status\" : \"missing\", \"lang_name\" : \"English\", \"term\" : \"@\", \"lang\" : \"en\" } ], \"keyword\" : \"bor\" } ], \"lang_name\" : \"Portuguese\", \"term\" : \"@\", \"status\" : \"ok\", \"lang\" : \"pt\" }\" data-lang=\"pt\" data-title=\"@\">\nBorrowed from English @.",
      "name": "ety"
    },
    {
      "args": {
        "1": "pt",
        "2": ":bor",
        "3": "en:@<id:gender>",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Borrowed from English @.",
      "name": "ety"
    }
  ],
  "etymology_text": "Borrowed from English @.",
  "head_templates": [
    {
      "args": {
        "1": "pt",
        "2": "symbol"
      },
      "expansion": "@",
      "name": "head"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        "Portuguese proscribed terms",
        "Portuguese terms with usage examples"
      ],
      "examples": [
        {
          "english": "the students",
          "text": "@s alun@s = {os alunos, as alunas}",
          "translation": "the students",
          "type": "example"
        },
        {
          "english": "this user",
          "text": "est@ usuári@ = {este usuário, esta usuária}",
          "translation": "this user",
          "type": "example"
        }
      ],
      "glosses": [
        "gender-neutral replacement for masculine -o or -e and feminine -a"
      ],
      "links": [
        [
          "-o",
          "-o#Portuguese"
        ],
        [
          "-e",
          "-e#Portuguese"
        ],
        [
          "-a",
          "-a#Portuguese"
        ]
      ],
      "raw_glosses": [
        "(chiefly proscribed) gender-neutral replacement for masculine -o or -e and feminine -a"
      ],
      "synonyms": [
        {
          "word": "-x"
        },
        {
          "word": "-e"
        }
      ],
      "tags": [
        "proscribed"
      ]
    }
  ],
  "word": "@"
}