"effet papillon" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "en",
        "3": "butterfly effect"
      },
      "expansion": "Calque of English butterfly effect",
      "name": "calque"
    }
  ],
  "etymology_text": "Calque of English butterfly effect.",
  "forms": [
    {
      "form": "effets papillon",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "effets papillons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "effets papillon",
        "3": "+"
      },
      "expansion": "effet papillon m (plural effets papillon or effets papillons)",
      "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": "topical",
          "langcode": "fr",
          "name": "Time travel",
          "orig": "fr:Time travel",
          "parents": [
            "Relativity",
            "Science fiction",
            "Time",
            "Travel",
            "Physics",
            "Fiction",
            "Speculative fiction",
            "All topics",
            "Human activity",
            "Transport",
            "Sciences",
            "Artistic works",
            "Genres",
            "Fundamental",
            "Human behaviour",
            "Art",
            "Entertainment",
            "Human",
            "Culture",
            "Society"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "butterfly effect"
      ],
      "id": "en-effet_papillon-fr-noun-KDp9lqOQ",
      "links": [
        [
          "butterfly effect",
          "butterfly effect"
        ]
      ],
      "related": [
        {
          "word": "réaction en chaîne"
        }
      ],
      "synonyms": [
        {
          "word": "effet domino"
        },
        {
          "word": "effet boule de neige"
        }
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "fr:effet papillon"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/e.fɛ pa.pi.jɔ̃/"
    },
    {
      "audio": "LL-Q150 (fra)-Lepticed7-effet papillon.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d7/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d7/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "effet papillon"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "en",
        "3": "butterfly effect"
      },
      "expansion": "Calque of English butterfly effect",
      "name": "calque"
    }
  ],
  "etymology_text": "Calque of English butterfly effect.",
  "forms": [
    {
      "form": "effets papillon",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "effets papillons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "effets papillon",
        "3": "+"
      },
      "expansion": "effet papillon m (plural effets papillon or effets papillons)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "related": [
    {
      "word": "réaction en chaîne"
    }
  ],
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French nouns with red links in their headword lines",
        "French terms calqued from English",
        "French terms derived from English",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "fr:Time travel"
      ],
      "glosses": [
        "butterfly effect"
      ],
      "links": [
        [
          "butterfly effect",
          "butterfly effect"
        ]
      ],
      "synonyms": [
        {
          "word": "effet domino"
        },
        {
          "word": "effet boule de neige"
        }
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "fr:effet papillon"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/e.fɛ pa.pi.jɔ̃/"
    },
    {
      "audio": "LL-Q150 (fra)-Lepticed7-effet papillon.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d7/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d7/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav/LL-Q150_%28fra%29-Lepticed7-effet_papillon.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "effet papillon"
}