"F2" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Lemmes en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "F2 bis"
    }
  ],
  "etymology_texts": [
    "F est l’initiale de famille, en l’occurrence famille de 2 personnes."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "word": "F1"
    },
    {
      "word": "F3"
    },
    {
      "word": "F4"
    },
    {
      "word": "F5"
    },
    {
      "word": "F6"
    },
    {
      "word": "chambre de bonne"
    },
    {
      "word": "duplex"
    },
    {
      "word": "loft"
    },
    {
      "word": "quadriplex"
    },
    {
      "word": "studio"
    },
    {
      "word": "studette"
    },
    {
      "word": "triplex"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Français de France",
          "orig": "français de France",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              15,
              17
            ]
          ],
          "text": "Elle habite un F2 au Trocadéro."
        }
      ],
      "glosses": [
        "Appartement comprenant deux pièces principales."
      ],
      "id": "fr-F2-fr-noun--dEzdApE",
      "raw_tags": [
        "France"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en français",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              60,
              62
            ]
          ],
          "ref": "LouisButcher, Deux courses en deux jours au Grand Prix du Canada ?, Le Journal de Montréal, 10 février 2021",
          "text": "Cette démarche n'est pas sans rappeler le format utilisé en F2 qui présente deux étapes distinctes chaque week-end."
        }
      ],
      "glosses": [
        "Catégorie de course automobile."
      ],
      "id": "fr-F2-fr-noun--kIu0g~q"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɛf.dø\\"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-F2.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/44/LL-Q150_(fra)-WikiLucas00-F2.wav/LL-Q150_(fra)-WikiLucas00-F2.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/44/LL-Q150_(fra)-WikiLucas00-F2.wav/LL-Q150_(fra)-WikiLucas00-F2.wav.ogg",
      "raw_tags": [
        "France (Lyon)"
      ],
      "wav_url": "https://commons.wikimedia.org/wiki/Special:FilePath/LL-Q150 (fra)-WikiLucas00-F2.wav"
    }
  ],
  "synonyms": [
    {
      "word": "type 2"
    },
    {
      "word": "deux-pièces"
    },
    {
      "word": "T2"
    }
  ],
  "tags": [
    "invariable",
    "masculine"
  ],
  "word": "F2"
}

{
  "categories": [
    "Lemmes en français",
    "Noms communs en français",
    "français"
  ],
  "derived": [
    {
      "word": "F2 bis"
    }
  ],
  "etymology_texts": [
    "F est l’initiale de famille, en l’occurrence famille de 2 personnes."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "word": "F1"
    },
    {
      "word": "F3"
    },
    {
      "word": "F4"
    },
    {
      "word": "F5"
    },
    {
      "word": "F6"
    },
    {
      "word": "chambre de bonne"
    },
    {
      "word": "duplex"
    },
    {
      "word": "loft"
    },
    {
      "word": "quadriplex"
    },
    {
      "word": "studio"
    },
    {
      "word": "studette"
    },
    {
      "word": "triplex"
    }
  ],
  "senses": [
    {
      "categories": [
        "Exemples en français",
        "français de France"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              15,
              17
            ]
          ],
          "text": "Elle habite un F2 au Trocadéro."
        }
      ],
      "glosses": [
        "Appartement comprenant deux pièces principales."
      ],
      "raw_tags": [
        "France"
      ]
    },
    {
      "categories": [
        "Exemples en français"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              60,
              62
            ]
          ],
          "ref": "LouisButcher, Deux courses en deux jours au Grand Prix du Canada ?, Le Journal de Montréal, 10 février 2021",
          "text": "Cette démarche n'est pas sans rappeler le format utilisé en F2 qui présente deux étapes distinctes chaque week-end."
        }
      ],
      "glosses": [
        "Catégorie de course automobile."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɛf.dø\\"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-F2.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/44/LL-Q150_(fra)-WikiLucas00-F2.wav/LL-Q150_(fra)-WikiLucas00-F2.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/44/LL-Q150_(fra)-WikiLucas00-F2.wav/LL-Q150_(fra)-WikiLucas00-F2.wav.ogg",
      "raw_tags": [
        "France (Lyon)"
      ],
      "wav_url": "https://commons.wikimedia.org/wiki/Special:FilePath/LL-Q150 (fra)-WikiLucas00-F2.wav"
    }
  ],
  "synonyms": [
    {
      "word": "type 2"
    },
    {
      "word": "deux-pièces"
    },
    {
      "word": "T2"
    }
  ],
  "tags": [
    "invariable",
    "masculine"
  ],
  "word": "F2"
}