"belletrism" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "belles-lettres"
      },
      "expansion": "French belles-lettres",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "",
        "3": "ism"
      },
      "expansion": "+ -ism",
      "name": "suffix"
    }
  ],
  "etymology_text": "From French belles-lettres + -ism.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "belletrism (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ism",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The writing of belles-lettres."
      ],
      "id": "en-belletrism-en-noun-YIzu51I3",
      "links": [
        [
          "writing",
          "writing"
        ],
        [
          "belles-lettres",
          "belles-lettres"
        ]
      ],
      "related": [
        {
          "word": "belletrist"
        }
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bɛlˈlɛtˌɹɪzəm/"
    }
  ],
  "word": "belletrism"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "belles-lettres"
      },
      "expansion": "French belles-lettres",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "",
        "3": "ism"
      },
      "expansion": "+ -ism",
      "name": "suffix"
    }
  ],
  "etymology_text": "From French belles-lettres + -ism.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "belletrism (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "belletrist"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 4-syllable words",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from French",
        "English terms suffixed with -ism",
        "English terms with IPA pronunciation",
        "English uncountable nouns"
      ],
      "glosses": [
        "The writing of belles-lettres."
      ],
      "links": [
        [
          "writing",
          "writing"
        ],
        [
          "belles-lettres",
          "belles-lettres"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bɛlˈlɛtˌɹɪzəm/"
    }
  ],
  "word": "belletrism"
}