"polje" meaning in Serbo-croate

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en serbo-croate issus d’un mot en vieux slave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en serbo-croate",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Serbo-croate",
      "orig": "serbo-croate",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "translation": "Champ des merles, Kosovo",
      "word": "Kosovo Polje"
    }
  ],
  "etymology_texts": [
    "Du vieux slave полѥ, pole."
  ],
  "lang": "Serbo-croate",
  "lang_code": "sh",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en serbo-croate de la physique",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en serbo-croate de l’agriculture",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en serbo-croate des mathématiques",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en serbo-croate",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Champ."
      ],
      "id": "fr-polje-sh-noun-KN9bsbqI",
      "tags": [
        "physical"
      ],
      "topics": [
        "agriculture",
        "mathematics"
      ]
    }
  ],
  "tags": [
    "neuter"
  ],
  "word": "polje"
}

{
  "categories": [
    "Mots en serbo-croate issus d’un mot en vieux slave",
    "Noms communs en serbo-croate",
    "serbo-croate"
  ],
  "derived": [
    {
      "translation": "Champ des merles, Kosovo",
      "word": "Kosovo Polje"
    }
  ],
  "etymology_texts": [
    "Du vieux slave полѥ, pole."
  ],
  "lang": "Serbo-croate",
  "lang_code": "sh",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en serbo-croate de la physique",
        "Lexique en serbo-croate de l’agriculture",
        "Lexique en serbo-croate des mathématiques",
        "Wiktionnaire:Exemples manquants en serbo-croate"
      ],
      "glosses": [
        "Champ."
      ],
      "tags": [
        "physical"
      ],
      "topics": [
        "agriculture",
        "mathematics"
      ]
    }
  ],
  "tags": [
    "neuter"
  ],
  "word": "polje"
}