"OR" meaning in Conventions internationales

{
  "categories": [
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR1"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR2"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR3"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR4"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR5"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR6"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR7"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR8"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR9"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "related": [
    {
      "word": "OF"
    },
    {
      "word": "WO"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de la géographie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Code postal de l’Orégon."
      ],
      "id": "fr-OR-conv-symbol-uweNcFfP",
      "topics": [
        "geography"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales du militaire",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Abréviation de other rank, « autre grade » ; code utilisé par l'OTAN pour désigner un grade d'homme du rang ou de sous-officier."
      ],
      "id": "fr-OR-conv-symbol-RrZReso1",
      "topics": [
        "military"
      ]
    }
  ],
  "word": "OR"
}

{
  "categories": [
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "derived": [
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR1"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR2"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR3"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR4"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR5"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR6"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR7"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR8"
    },
    {
      "sense": "Code de grade de l'OTAN",
      "word": "OR9"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "related": [
    {
      "word": "OF"
    },
    {
      "word": "WO"
    }
  ],
  "senses": [
    {
      "categories": [
        "Lexique en conventions internationales de la géographie"
      ],
      "glosses": [
        "Code postal de l’Orégon."
      ],
      "topics": [
        "geography"
      ]
    },
    {
      "categories": [
        "Lexique en conventions internationales du militaire"
      ],
      "glosses": [
        "Abréviation de other rank, « autre grade » ; code utilisé par l'OTAN pour désigner un grade d'homme du rang ou de sous-officier."
      ],
      "topics": [
        "military"
      ]
    }
  ],
  "word": "OR"
}