"solipsistically" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "solipsistic",
        "3": "ally"
      },
      "expansion": "solipsistic + -ally",
      "name": "suffix"
    }
  ],
  "etymology_text": "solipsistic + -ally",
  "forms": [
    {
      "form": "more solipsistically",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most solipsistically",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "solipsistically (comparative more solipsistically, superlative most solipsistically)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "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 terms suffixed with -ally",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2004 November 18, William H. Macy, “Tavist Smiley”, in PBS",
          "text": "Of course, solipsistically, an actor wants to do projects that are good for him.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "With consideration only for one's own interests."
      ],
      "id": "en-solipsistically-en-adv-MqKh2FfP",
      "links": [
        [
          "interest",
          "interest"
        ]
      ],
      "related": [
        {
          "word": "solipsism"
        }
      ]
    }
  ],
  "word": "solipsistically"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "solipsistic",
        "3": "ally"
      },
      "expansion": "solipsistic + -ally",
      "name": "suffix"
    }
  ],
  "etymology_text": "solipsistic + -ally",
  "forms": [
    {
      "form": "more solipsistically",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most solipsistically",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "solipsistically (comparative more solipsistically, superlative most solipsistically)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "related": [
    {
      "word": "solipsism"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -ally",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2004 November 18, William H. Macy, “Tavist Smiley”, in PBS",
          "text": "Of course, solipsistically, an actor wants to do projects that are good for him.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "With consideration only for one's own interests."
      ],
      "links": [
        [
          "interest",
          "interest"
        ]
      ]
    }
  ],
  "word": "solipsistically"
}