"理論" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en japonais issus d’un mot en chinois classique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "理論的"
    }
  ],
  "etymology_texts": [
    "Du chinois classique, prononciation on'yomi.",
    "理 : Logique, arrangement, raison, justice, vérité",
    "論 : Argument, discours"
  ],
  "forms": [
    {
      "form": "りろん",
      "tags": [
        "hiragana"
      ]
    },
    {
      "form": "riron",
      "tags": [
        "transcription"
      ]
    },
    {
      "form": "リロン",
      "ipas": [
        "\\ɾi˦.ɾo̞ɴ˨.◌˨\\"
      ],
      "raw_tags": [
        "Prononciation"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "théorie."
      ],
      "id": "fr-理論-ja-noun-4qZDi9Ab"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɾi˦.ɾo̞ɴ˨.◌˨\\"
    },
    {
      "ipa": "\\ɾi˦.ɾo̞ɴ˨.◌˨\\"
    }
  ],
  "word": "理論"
}

{
  "categories": [
    "Mots en japonais issus d’un mot en chinois classique",
    "Noms communs en japonais",
    "japonais"
  ],
  "derived": [
    {
      "word": "理論的"
    }
  ],
  "etymology_texts": [
    "Du chinois classique, prononciation on'yomi.",
    "理 : Logique, arrangement, raison, justice, vérité",
    "論 : Argument, discours"
  ],
  "forms": [
    {
      "form": "りろん",
      "tags": [
        "hiragana"
      ]
    },
    {
      "form": "riron",
      "tags": [
        "transcription"
      ]
    },
    {
      "form": "リロン",
      "ipas": [
        "\\ɾi˦.ɾo̞ɴ˨.◌˨\\"
      ],
      "raw_tags": [
        "Prononciation"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "théorie."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɾi˦.ɾo̞ɴ˨.◌˨\\"
    },
    {
      "ipa": "\\ɾi˦.ɾo̞ɴ˨.◌˨\\"
    }
  ],
  "word": "理論"
}