"grand œuvre" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "-"
      },
      "expansion": "grand œuvre m (uncountable)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "magnum opus (most renowned achievement of an author or artist, representing their major life effort)"
      ],
      "id": "en-grand_œuvre-fr-noun-jqrVPQUf",
      "links": [
        [
          "magnum opus",
          "magnum opus"
        ]
      ],
      "related": [
        {
          "word": "chef-d’œuvre"
        }
      ],
      "tags": [
        "masculine",
        "uncountable"
      ],
      "wikipedia": [
        "fr:grand œuvre"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɡʁɑ̃.t‿œvʁ/"
    }
  ],
  "word": "grand œuvre"
}

{
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "-"
      },
      "expansion": "grand œuvre m (uncountable)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "related": [
    {
      "word": "chef-d’œuvre"
    }
  ],
  "senses": [
    {
      "categories": [
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French terms with IPA pronunciation",
        "French uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "magnum opus (most renowned achievement of an author or artist, representing their major life effort)"
      ],
      "links": [
        [
          "magnum opus",
          "magnum opus"
        ]
      ],
      "tags": [
        "masculine",
        "uncountable"
      ],
      "wikipedia": [
        "fr:grand œuvre"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɡʁɑ̃.t‿œvʁ/"
    }
  ],
  "word": "grand œuvre"
}