"ab initio" meaning in All languages combined

{
  "categories": [
    {
      "kind": "other",
      "name": "英語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_成句",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "phrase",
  "pos_title": "成句",
  "related": [
    {
      "word": "void ab initio"
    }
  ],
  "senses": [
    {
      "glosses": [
        "（副詞句）はじめから。"
      ],
      "id": "ja-ab_initio-en-phrase-dqC~p1S0"
    },
    {
      "glosses": [
        "（法律）遡及して"
      ],
      "id": "ja-ab_initio-en-phrase-d2ByLQVb"
    }
  ],
  "synonyms": [
    {
      "word": "ex post facto"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "ab initio"
}

{
  "categories": [
    {
      "kind": "other",
      "name": "ラテン語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "ラテン語_成句",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "＜initium　開始"
    }
  ],
  "lang": "ラテン語",
  "lang_code": "la",
  "pos": "phrase",
  "pos_title": "成句",
  "related": [
    {
      "word": "ab-initio"
    }
  ],
  "senses": [
    {
      "glosses": [
        "（副詞句）遡及して、はじめから"
      ],
      "id": "ja-ab_initio-la-phrase-RwbSQAZW"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "ab initio"
}

{
  "categories": [
    "ラテン語",
    "ラテン語_成句"
  ],
  "forms": [
    {
      "form": "＜initium　開始"
    }
  ],
  "lang": "ラテン語",
  "lang_code": "la",
  "pos": "phrase",
  "pos_title": "成句",
  "related": [
    {
      "word": "ab-initio"
    }
  ],
  "senses": [
    {
      "glosses": [
        "（副詞句）遡及して、はじめから"
      ]
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "ab initio"
}

{
  "categories": [
    "英語",
    "英語_成句"
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "phrase",
  "pos_title": "成句",
  "related": [
    {
      "word": "void ab initio"
    }
  ],
  "senses": [
    {
      "glosses": [
        "（副詞句）はじめから。"
      ]
    },
    {
      "glosses": [
        "（法律）遡及して"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "ex post facto"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "ab initio"
}