"monadology" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "monad",
        "3": "ology"
      },
      "expansion": "monad + -ology",
      "name": "suffix"
    }
  ],
  "etymology_text": "monad + -ology",
  "forms": [
    {
      "form": "monadologies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "monadology (plural monadologies)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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        {
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          "name": "English terms suffixed with -ology",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Philosophy",
          "orig": "en:Philosophy",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The doctrine or theory of monads."
      ],
      "id": "en-monadology-en-noun-NlZ1ats0",
      "links": [
        [
          "philosophy",
          "philosophy"
        ],
        [
          "doctrine",
          "doctrine"
        ],
        [
          "theory",
          "theory"
        ],
        [
          "monad",
          "monad"
        ]
      ],
      "raw_glosses": [
        "(philosophy) The doctrine or theory of monads."
      ],
      "topics": [
        "human-sciences",
        "philosophy",
        "sciences"
      ]
    }
  ],
  "word": "monadology"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "monad",
        "3": "ology"
      },
      "expansion": "monad + -ology",
      "name": "suffix"
    }
  ],
  "etymology_text": "monad + -ology",
  "forms": [
    {
      "form": "monadologies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "monadology (plural monadologies)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English entries with incorrect language header",
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        "English terms suffixed with -ology",
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      ],
      "glosses": [
        "The doctrine or theory of monads."
      ],
      "links": [
        [
          "philosophy",
          "philosophy"
        ],
        [
          "doctrine",
          "doctrine"
        ],
        [
          "theory",
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        ],
        [
          "monad",
          "monad"
        ]
      ],
      "raw_glosses": [
        "(philosophy) The doctrine or theory of monads."
      ],
      "topics": [
        "human-sciences",
        "philosophy",
        "sciences"
      ]
    }
  ],
  "word": "monadology"
}