"dernier ancêtre commun universel" meaning in Français

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  "etymology_texts": [
    "Composé de dernier, ancêtre, commun et universel."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
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      ],
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        "Organisme primitif dont sont issues toutes les espèces."
      ],
      "id": "fr-dernier_ancêtre_commun_universel-fr-noun-6PlOUxB4",
      "raw_tags": [
        "Phylogénétique"
      ],
      "topics": [
        "biology",
        "paleontology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\dɛʁ.njɛ.ʁ‿ɑ̃.sɛtʁ kɔ.mœ̃ y.ni.vɛʁ.sɛl\\"
    },
    {
      "ipa": "\\dɛʁ.nje.ʁ‿ɑ̃.sɛtʁ kɔ.mɛ̃ y.ni.vɛʁ.sɛl\\"
    },
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    },
    {
      "audio": "Fr-Paris--dernier ancêtre commun universel.ogg",
      "ipa": "dɛʁ.njɛ.ʁ‿ɑ̃.ɬ͡sɛtʁ kɔ.mœ̃ y.ni.vɛʁ.ɬ͡sɛl",
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  "synonyms": [
    {
      "word": "LUCA"
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  ],
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    "invariable",
    "masculine"
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  "translations": [
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "last universal common ancestor"
    },
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "LUCA"
    }
  ],
  "word": "dernier ancêtre commun universel"
}

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    "Composé de dernier, ancêtre, commun et universel."
  ],
  "lang": "Français",
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  "pos": "noun",
  "pos_title": "Locution nominale",
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        "Organisme primitif dont sont issues toutes les espèces."
      ],
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        "Phylogénétique"
      ],
      "topics": [
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        "paleontology"
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  ],
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      "ipa": "\\dɛʁ.njɛ.ʁ‿ɑ̃.sɛtʁ kɔ.mœ̃ y.ni.vɛʁ.sɛl\\"
    },
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      "ipa": "\\dɛʁ.njɛ.ʁ‿ɑ̃.sɛtʁ kɔ.mœ̃ y.ni.vɛʁ.sɛl\\"
    },
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    "invariable",
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  "translations": [
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "last universal common ancestor"
    },
    {
      "lang": "Anglais",
      "lang_code": "en",
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  "word": "dernier ancêtre commun universel"
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