"grande école" meaning in Français

{
  "anagrams": [
    {
      "word": "décongèlera"
    },
    {
      "word": "école de rang"
    },
    {
      "word": "redécongela"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Compositions 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 croate",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en polonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en same du Nord",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de grande et de école."
  ],
  "forms": [
    {
      "form": "grandes écoles",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en français de l’éducation",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "École d’enseignement supérieur française recrutant majoritairement sur concours parmi les élèves des classes préparatoires."
      ],
      "id": "fr-grande_école-fr-noun-TjhpQvRa",
      "topics": [
        "education"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɡʁɑ̃.d‿e.kɔl\\"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-grande école.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/65/LL-Q150_(fra)-WikiLucas00-grande_école.wav/LL-Q150_(fra)-WikiLucas00-grande_école.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/65/LL-Q150_(fra)-WikiLucas00-grande_école.wav/LL-Q150_(fra)-WikiLucas00-grande_école.wav.ogg",
      "raw_tags": [
        "France (Lyon)"
      ],
      "wav_url": "https://commons.wikimedia.org/wiki/Special:FilePath/LL-Q150 (fra)-WikiLucas00-grande école.wav"
    }
  ],
  "tags": [
    "feminine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "word": "Hochschule"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "word": "visoka škola"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "szkoła wyższa"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "uczelnia"
    },
    {
      "lang": "Same du Nord",
      "lang_code": "se",
      "word": "allaskuvla"
    }
  ],
  "word": "grande école"
}

{
  "anagrams": [
    {
      "word": "décongèlera"
    },
    {
      "word": "école de rang"
    },
    {
      "word": "redécongela"
    }
  ],
  "categories": [
    "Compositions en français",
    "Locutions nominales en français",
    "Traductions en allemand",
    "Traductions en croate",
    "Traductions en polonais",
    "Traductions en same du Nord",
    "français"
  ],
  "etymology_texts": [
    "Composé de grande et de école."
  ],
  "forms": [
    {
      "form": "grandes écoles",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Lexique en français de l’éducation"
      ],
      "glosses": [
        "École d’enseignement supérieur française recrutant majoritairement sur concours parmi les élèves des classes préparatoires."
      ],
      "topics": [
        "education"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɡʁɑ̃.d‿e.kɔl\\"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-grande école.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/65/LL-Q150_(fra)-WikiLucas00-grande_école.wav/LL-Q150_(fra)-WikiLucas00-grande_école.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/65/LL-Q150_(fra)-WikiLucas00-grande_école.wav/LL-Q150_(fra)-WikiLucas00-grande_école.wav.ogg",
      "raw_tags": [
        "France (Lyon)"
      ],
      "wav_url": "https://commons.wikimedia.org/wiki/Special:FilePath/LL-Q150 (fra)-WikiLucas00-grande école.wav"
    }
  ],
  "tags": [
    "feminine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "word": "Hochschule"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "word": "visoka škola"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "szkoła wyższa"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "uczelnia"
    },
    {
      "lang": "Same du Nord",
      "lang_code": "se",
      "word": "allaskuvla"
    }
  ],
  "word": "grande école"
}