"Osler node" meaning in English

{
  "forms": [
    {
      "form": "Osler nodes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Osler node"
      },
      "expansion": "Osler node (plural Osler nodes)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "The patient had fever and sweats for weeks, but the diagnosis was uncertain until Osler nodes appeared on her fingers."
        }
      ],
      "glosses": [
        "A painful, red, raised skin lesion, usually on the pads of the fingers or toes, indicative of the heart disease bacterial endocarditis."
      ],
      "id": "en-Osler_node-en-noun-Jto1lijV",
      "links": [
        [
          "endocarditis",
          "endocarditis"
        ]
      ],
      "synonyms": [
        {
          "word": "Osler's node"
        }
      ],
      "wikipedia": [
        "Osler's node"
      ]
    }
  ],
  "word": "Osler node"
}

{
  "forms": [
    {
      "form": "Osler nodes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Osler node"
      },
      "expansion": "Osler node (plural Osler nodes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys"
      ],
      "examples": [
        {
          "text": "The patient had fever and sweats for weeks, but the diagnosis was uncertain until Osler nodes appeared on her fingers."
        }
      ],
      "glosses": [
        "A painful, red, raised skin lesion, usually on the pads of the fingers or toes, indicative of the heart disease bacterial endocarditis."
      ],
      "links": [
        [
          "endocarditis",
          "endocarditis"
        ]
      ],
      "wikipedia": [
        "Osler's node"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Osler's node"
    }
  ],
  "word": "Osler node"
}