"grand axe" meaning in Français

{
  "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 anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en italien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "demi-grand axe"
    }
  ],
  "etymology_texts": [
    "Composé de grand et de axe."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en français de la géométrie",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              3,
              12
            ]
          ],
          "text": "Le grand axe d’une ellipse contient ses foyers."
        }
      ],
      "glosses": [
        "Plus long diamètre d’une courbe plane fermée."
      ],
      "id": "fr-grand_axe-fr-noun-uP584YZg",
      "topics": [
        "geometry"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɡʁɔ̃.t‿aks\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "translations": [
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "major axis"
    },
    {
      "lang": "Italien",
      "lang_code": "it",
      "tags": [
        "masculine"
      ],
      "word": "asse maggiore"
    }
  ],
  "word": "grand axe"
}

{
  "categories": [
    "Compositions en français",
    "Locutions nominales en français",
    "Traductions en anglais",
    "Traductions en italien",
    "français"
  ],
  "derived": [
    {
      "word": "demi-grand axe"
    }
  ],
  "etymology_texts": [
    "Composé de grand et de axe."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Exemples en français",
        "Lexique en français de la géométrie"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              3,
              12
            ]
          ],
          "text": "Le grand axe d’une ellipse contient ses foyers."
        }
      ],
      "glosses": [
        "Plus long diamètre d’une courbe plane fermée."
      ],
      "topics": [
        "geometry"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɡʁɔ̃.t‿aks\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "translations": [
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "major axis"
    },
    {
      "lang": "Italien",
      "lang_code": "it",
      "tags": [
        "masculine"
      ],
      "word": "asse maggiore"
    }
  ],
  "word": "grand axe"
}