"E2" meaning in Français

{
  "anagrams": [
    {
      "word": "2e"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Dates manquantes en français",
      "parents": [],
      "source": "w"
    },
    {
      "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"
    }
  ],
  "etymology_texts": [
    "(Date à préciser) Apocope de élémentaire deux."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Nom commun 1",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en français de la musique",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en français de l’éducation",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Termes désuets en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en français",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Nom de la sixième année d'étude dans un conservatoire en France."
      ],
      "id": "fr-E2-fr-noun-4RxsxIY~",
      "tags": [
        "obsolete"
      ],
      "topics": [
        "education",
        "music"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "2C2"
    }
  ],
  "tags": [
    "masculine",
    "plural",
    "singular"
  ],
  "word": "E2"
}

{
  "anagrams": [
    {
      "word": "2e"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Dates manquantes en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(Date à préciser) Apocope de élémentaire deux."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Nom commun 2",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en français",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Abréviation de œstradiol."
      ],
      "id": "fr-E2-fr-noun-QAQ9avhG"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ø.dø\\"
    },
    {
      "ipa": "\\ɛs.tʁa.djɔl\\"
    },
    {
      "ipa": "\\øs.tʁa.djɔl\\"
    }
  ],
  "tags": [
    "masculine",
    "plural",
    "singular"
  ],
  "translations": [
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "E2"
    }
  ],
  "word": "E2"
}

{
  "anagrams": [
    {
      "word": "2e"
    }
  ],
  "categories": [
    "Dates manquantes en français",
    "Lemmes en français",
    "Noms communs en français",
    "français"
  ],
  "etymology_texts": [
    "(Date à préciser) Apocope de élémentaire deux."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Nom commun 1",
  "senses": [
    {
      "categories": [
        "Lexique en français de la musique",
        "Lexique en français de l’éducation",
        "Termes désuets en français",
        "Wiktionnaire:Exemples manquants en français"
      ],
      "glosses": [
        "Nom de la sixième année d'étude dans un conservatoire en France."
      ],
      "tags": [
        "obsolete"
      ],
      "topics": [
        "education",
        "music"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "2C2"
    }
  ],
  "tags": [
    "masculine",
    "plural",
    "singular"
  ],
  "word": "E2"
}

{
  "anagrams": [
    {
      "word": "2e"
    }
  ],
  "categories": [
    "Dates manquantes en français",
    "Lemmes en français",
    "Noms communs en français",
    "Traductions en anglais",
    "français"
  ],
  "etymology_texts": [
    "(Date à préciser) Apocope de élémentaire deux."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Nom commun 2",
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en français"
      ],
      "glosses": [
        "Abréviation de œstradiol."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ø.dø\\"
    },
    {
      "ipa": "\\ɛs.tʁa.djɔl\\"
    },
    {
      "ipa": "\\øs.tʁa.djɔl\\"
    }
  ],
  "tags": [
    "masculine",
    "plural",
    "singular"
  ],
  "translations": [
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "E2"
    }
  ],
  "word": "E2"
}