"bijection" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "la",
        "3": "bi-"
      },
      "expansion": "Latin bi-",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin bi- + iaciō.",
  "forms": [
    {
      "form": "bijections",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "bijection f (plural bijections)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Set theory",
          "orig": "fr:Set theory",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "I would like to show that this function is an inverse bijection.",
          "text": "Je voudrais démontrer que cette fonction est une bijection réciproque.",
          "type": "example"
        }
      ],
      "glosses": [
        "bijection"
      ],
      "id": "en-bijection-fr-noun-ixzW-IyJ",
      "links": [
        [
          "set theory",
          "set theory"
        ],
        [
          "bijection",
          "bijection#English"
        ]
      ],
      "raw_glosses": [
        "(set theory) bijection"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "set-theory"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bi.ʒɛk.sjɔ̃/"
    },
    {
      "audio": "Fr-Paris--bijection.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d6/Fr-Paris--bijection.ogg/Fr-Paris--bijection.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/d6/Fr-Paris--bijection.ogg"
    },
    {
      "audio": "Fr-bijection.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/47/Fr-bijection.ogg/Fr-bijection.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/4/47/Fr-bijection.ogg"
    }
  ],
  "word": "bijection"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "la",
        "3": "bi-"
      },
      "expansion": "Latin bi-",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin bi- + iaciō.",
  "forms": [
    {
      "form": "bijections",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "bijection f (plural bijections)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French 3-syllable words",
        "French countable nouns",
        "French entries with incorrect language header",
        "French feminine nouns",
        "French lemmas",
        "French nouns",
        "French terms derived from Latin",
        "French terms with IPA pronunciation",
        "French terms with usage examples",
        "Pages with 2 entries",
        "Pages with entries",
        "fr:Set theory"
      ],
      "examples": [
        {
          "english": "I would like to show that this function is an inverse bijection.",
          "text": "Je voudrais démontrer que cette fonction est une bijection réciproque.",
          "type": "example"
        }
      ],
      "glosses": [
        "bijection"
      ],
      "links": [
        [
          "set theory",
          "set theory"
        ],
        [
          "bijection",
          "bijection#English"
        ]
      ],
      "raw_glosses": [
        "(set theory) bijection"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "set-theory"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bi.ʒɛk.sjɔ̃/"
    },
    {
      "audio": "Fr-Paris--bijection.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d6/Fr-Paris--bijection.ogg/Fr-Paris--bijection.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/d6/Fr-Paris--bijection.ogg"
    },
    {
      "audio": "Fr-bijection.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/47/Fr-bijection.ogg/Fr-bijection.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/4/47/Fr-bijection.ogg"
    }
  ],
  "word": "bijection"
}