"交換" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms communs en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "sense": "verbe",
      "word": "交換する"
    }
  ],
  "forms": [
    {
      "form": "こうかん",
      "tags": [
        "hiragana"
      ]
    },
    {
      "form": "kōkan",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en japonais",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "roman": "Shashin no kōkan wa hissu desu.",
          "text": "写真の交換は必須です。",
          "translation": "L’échange de photos est indispensable."
        }
      ],
      "glosses": [
        "Échange, remplacement de deux choses."
      ],
      "id": "fr-交換-ja-noun-eiFqLrVF"
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en japonais des mathématiques",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Commutation."
      ],
      "id": "fr-交換-ja-noun-Zp3XOtjB",
      "topics": [
        "mathematics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\koː.kaɴ\\"
    }
  ],
  "synonyms": [
    {
      "word": "取り替え"
    }
  ],
  "word": "交換"
}

{
  "categories": [
    "Noms communs en japonais",
    "japonais"
  ],
  "derived": [
    {
      "sense": "verbe",
      "word": "交換する"
    }
  ],
  "forms": [
    {
      "form": "こうかん",
      "tags": [
        "hiragana"
      ]
    },
    {
      "form": "kōkan",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Exemples en japonais"
      ],
      "examples": [
        {
          "roman": "Shashin no kōkan wa hissu desu.",
          "text": "写真の交換は必須です。",
          "translation": "L’échange de photos est indispensable."
        }
      ],
      "glosses": [
        "Échange, remplacement de deux choses."
      ]
    },
    {
      "categories": [
        "Lexique en japonais des mathématiques"
      ],
      "glosses": [
        "Commutation."
      ],
      "topics": [
        "mathematics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\koː.kaɴ\\"
    }
  ],
  "synonyms": [
    {
      "word": "取り替え"
    }
  ],
  "word": "交換"
}