"ラグランジュ点" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Calques en japonais issus d’un mot en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Calque du français point de Lagrange."
  ],
  "forms": [
    {
      "form": "ラグランジュてん",
      "tags": [
        "hiragana"
      ]
    },
    {
      "form": "Raguranjuten",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "\\ɾa.ɡɯ.ɾan.dʑɯ.te̞ɴ\\"
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en japonais de l’astronomie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Point de Lagrange."
      ],
      "id": "fr-ラグランジュ点-ja-noun-FmFp9ckK",
      "topics": [
        "astronomy"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "Anglicism"
      ],
      "word": "ラグランジュポイント"
    }
  ],
  "word": "ラグランジュ点"
}

{
  "categories": [
    "Calques en japonais issus d’un mot en français",
    "Noms communs en japonais",
    "japonais"
  ],
  "etymology_texts": [
    "Calque du français point de Lagrange."
  ],
  "forms": [
    {
      "form": "ラグランジュてん",
      "tags": [
        "hiragana"
      ]
    },
    {
      "form": "Raguranjuten",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "\\ɾa.ɡɯ.ɾan.dʑɯ.te̞ɴ\\"
  ],
  "senses": [
    {
      "categories": [
        "Lexique en japonais de l’astronomie"
      ],
      "glosses": [
        "Point de Lagrange."
      ],
      "topics": [
        "astronomy"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "Anglicism"
      ],
      "word": "ラグランジュポイント"
    }
  ],
  "word": "ラグランジュ点"
}