"papier à lettres" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Dates manquantes en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en allemand",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en chinois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en espagnol",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en géorgien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en italien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en vietnamien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "À en français",
      "orig": "à en français",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(Siècle à préciser) Locutioncomposée de papier et de lettre."
  ],
  "forms": [
    {
      "form": "papiers à lettres",
      "tags": [
        "plural"
      ]
    }
  ],
  "hypernyms": [
    {
      "word": "papier"
    }
  ],
  "hyponyms": [
    {
      "word": "papier-avion"
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en français de la papeterie",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en français",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Type de papier destiné à la correspondance."
      ],
      "id": "fr-papier_à_lettres-fr-noun-xzRhSUAq",
      "raw_tags": [
        "Papeterie"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\pa.pje a lɛtʁ\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "tags": [
        "feminine"
      ],
      "word": "Briefpapier"
    },
    {
      "lang": "Chinois",
      "lang_code": "zh",
      "roman": "xìnzhǐ",
      "traditional_writing": "信紙",
      "word": "信纸"
    },
    {
      "lang": "Espagnol",
      "lang_code": "es",
      "tags": [
        "masculine"
      ],
      "word": "papel de carta"
    },
    {
      "lang": "Espagnol",
      "lang_code": "es",
      "tags": [
        "masculine"
      ],
      "word": "papel para cartas"
    },
    {
      "lang": "Géorgien",
      "lang_code": "ka",
      "roman": "p’ostis k’aḡaldi",
      "word": "ფოსტის ქაღალდი"
    },
    {
      "lang": "Italien",
      "lang_code": "it",
      "tags": [
        "feminine"
      ],
      "word": "carta da lettere"
    },
    {
      "lang": "Vietnamien",
      "lang_code": "vi",
      "word": "giấy viết thư"
    }
  ],
  "word": "papier à lettres"
}

{
  "categories": [
    "Compositions en français",
    "Dates manquantes en français",
    "Locutions nominales en français",
    "Traductions en allemand",
    "Traductions en chinois",
    "Traductions en espagnol",
    "Traductions en géorgien",
    "Traductions en italien",
    "Traductions en vietnamien",
    "français",
    "à en français"
  ],
  "etymology_texts": [
    "(Siècle à préciser) Locutioncomposée de papier et de lettre."
  ],
  "forms": [
    {
      "form": "papiers à lettres",
      "tags": [
        "plural"
      ]
    }
  ],
  "hypernyms": [
    {
      "word": "papier"
    }
  ],
  "hyponyms": [
    {
      "word": "papier-avion"
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Lexique en français de la papeterie",
        "Wiktionnaire:Exemples manquants en français"
      ],
      "glosses": [
        "Type de papier destiné à la correspondance."
      ],
      "raw_tags": [
        "Papeterie"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\pa.pje a lɛtʁ\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "tags": [
        "feminine"
      ],
      "word": "Briefpapier"
    },
    {
      "lang": "Chinois",
      "lang_code": "zh",
      "roman": "xìnzhǐ",
      "traditional_writing": "信紙",
      "word": "信纸"
    },
    {
      "lang": "Espagnol",
      "lang_code": "es",
      "tags": [
        "masculine"
      ],
      "word": "papel de carta"
    },
    {
      "lang": "Espagnol",
      "lang_code": "es",
      "tags": [
        "masculine"
      ],
      "word": "papel para cartas"
    },
    {
      "lang": "Géorgien",
      "lang_code": "ka",
      "roman": "p’ostis k’aḡaldi",
      "word": "ფოსტის ქაღალდი"
    },
    {
      "lang": "Italien",
      "lang_code": "it",
      "tags": [
        "feminine"
      ],
      "word": "carta da lettere"
    },
    {
      "lang": "Vietnamien",
      "lang_code": "vi",
      "word": "giấy viết thư"
    }
  ],
  "word": "papier à lettres"
}