"ratio decidendi" meaning in English

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        "3": "ratiō dēcidendī"
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  "etymology_text": "Borrowed from Medieval Latin ratiō dēcidendī, from ratiō (“reckoning, method, reasoning”) + dēcidendī, genitive singular of dēcidendus, gerund of dēcidere (“to settle”).",
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      "form": "rationes decidendi",
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "The legal principle or rationale on which a judicial decision is based."
      ],
      "id": "en-ratio_decidendi-en-noun-Xl8C3-Rl",
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        "(law) The legal principle or rationale on which a judicial decision is based."
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        {
          "word": "obiter"
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          "word": "obiter dictum"
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      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "legal principle on which judicial decision is based",
          "word": "判決依據"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "pànjué yījù",
          "sense": "legal principle on which judicial decision is based",
          "word": "判决依据"
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          "code": "fi",
          "lang": "Finnish",
          "sense": "legal principle on which judicial decision is based",
          "word": "oikeusohje"
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          "code": "el",
          "lang": "Greek",
          "roman": "skeptikó",
          "sense": "legal principle on which judicial decision is based",
          "tags": [
            "neuter"
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          "word": "σκεπτικό"
        }
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  "word": "ratio decidendi"
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    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "legal principle on which judicial decision is based",
      "word": "判決依據"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "pànjué yījù",
      "sense": "legal principle on which judicial decision is based",
      "word": "判决依据"
    },
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      "sense": "legal principle on which judicial decision is based",
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      "sense": "legal principle on which judicial decision is based",
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      "word": "σκεπτικό"
    }
  ],
  "word": "ratio decidendi"
}