"Aur" meaning in Conventions internationales

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en conventions internationales issus d’un mot en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(1922) Abréviation du génitif latin Aurigae."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Constellations en conventions internationales",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Constellation du Cocher."
      ],
      "id": "fr-Aur-conv-symbol-o2MjHEsB",
      "topics": [
        "astronomy"
      ]
    }
  ],
  "word": "Aur"
}

{
  "categories": [
    "Mots en conventions internationales issus d’un mot en latin",
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "etymology_texts": [
    "(1922) Abréviation du génitif latin Aurigae."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        "Constellations en conventions internationales"
      ],
      "glosses": [
        "Constellation du Cocher."
      ],
      "topics": [
        "astronomy"
      ]
    }
  ],
  "word": "Aur"
}