"Nolan chart" meaning in English

{
  "etymology_text": "Created by American politician David Nolan in 1969.",
  "forms": [
    {
      "form": "Nolan charts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Nolan chart (plural Nolan charts)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A two-dimensional chart that graphs the political spectrum, mapping cultural issues on one axis and economic issues on another axis to represent conservatism, libertarianism, and their opposites."
      ],
      "id": "en-Nolan_chart-en-noun-5qQIdtRU",
      "links": [
        [
          "political",
          "political"
        ],
        [
          "spectrum",
          "spectrum"
        ],
        [
          "conservatism",
          "conservatism"
        ],
        [
          "libertarianism",
          "libertarianism"
        ]
      ],
      "related": [
        {
          "word": "Pournelle chart"
        },
        {
          "word": "Vosem chart"
        }
      ],
      "wikipedia": [
        "David Nolan (politician)"
      ]
    }
  ],
  "word": "Nolan chart"
}

{
  "etymology_text": "Created by American politician David Nolan in 1969.",
  "forms": [
    {
      "form": "Nolan charts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Nolan chart (plural Nolan charts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "Pournelle chart"
    },
    {
      "word": "Vosem chart"
    }
  ],
  "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",
        "Pages with 1 entry"
      ],
      "glosses": [
        "A two-dimensional chart that graphs the political spectrum, mapping cultural issues on one axis and economic issues on another axis to represent conservatism, libertarianism, and their opposites."
      ],
      "links": [
        [
          "political",
          "political"
        ],
        [
          "spectrum",
          "spectrum"
        ],
        [
          "conservatism",
          "conservatism"
        ],
        [
          "libertarianism",
          "libertarianism"
        ]
      ],
      "wikipedia": [
        "David Nolan (politician)"
      ]
    }
  ],
  "word": "Nolan chart"
}