"βιβλίο" meaning in Grego

{
  "categories": [
    {
      "kind": "other",
      "name": "!Entrada (Grego)",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Entrada com pronúncia (Grego)",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Grego",
  "lang_code": "el",
  "pos": "noun",
  "pos_title": "Substantivo",
  "senses": [
    {
      "glosses": [
        "livro"
      ],
      "id": "pt-βιβλίο-el-noun-AjLqCC3-"
    },
    {
      "glosses": [
        "escritura"
      ],
      "id": "pt-βιβλίο-el-noun-DOWU96ux"
    },
    {
      "glosses": [
        "registo/registro"
      ],
      "id": "pt-βιβλίο-el-noun-UZ-Xa2z2"
    },
    {
      "glosses": [
        "caderneta"
      ],
      "id": "pt-βιβλίο-el-noun-4K7qgADI"
    }
  ],
  "sounds": [
    {
      "ipa": "/vi.'vli.ɔ/"
    }
  ],
  "tags": [
    "neutral"
  ],
  "word": "βιβλίο"
}

{
  "categories": [
    "!Entrada (Grego)",
    "Entrada com pronúncia (Grego)"
  ],
  "lang": "Grego",
  "lang_code": "el",
  "pos": "noun",
  "pos_title": "Substantivo",
  "senses": [
    {
      "glosses": [
        "livro"
      ]
    },
    {
      "glosses": [
        "escritura"
      ]
    },
    {
      "glosses": [
        "registo/registro"
      ]
    },
    {
      "glosses": [
        "caderneta"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/vi.'vli.ɔ/"
    }
  ],
  "tags": [
    "neutral"
  ],
  "word": "βιβλίο"
}

{
  "called_from": "XYZunsorted",
  "msg": "unknown section: Declinação",
  "path": [
    "βιβλίο"
  ],
  "section": "Grego",
  "subsection": "",
  "title": "βιβλίο",
  "trace": ""
}