"crank science" meaning in English

{
  "forms": [
    {
      "form": "crank sciences",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "crank science (usually uncountable, plural crank sciences)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2001 June 21, London Review of Books",
          "text": "While global warming is far from \"crank science\", as the critics of Kyoto have called it, it is not the science any practising politician is likely to remember from high school, or voters readily comprehend.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Pseudoscience; activity which appears to be science-like but is not founded on proper scientific methods."
      ],
      "id": "en-crank_science-en-noun-o2357h1j",
      "links": [
        [
          "derogatory",
          "derogatory"
        ],
        [
          "Pseudoscience",
          "pseudoscience"
        ]
      ],
      "raw_glosses": [
        "(derogatory) Pseudoscience; activity which appears to be science-like but is not founded on proper scientific methods."
      ],
      "tags": [
        "derogatory",
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "crank science"
}

{
  "forms": [
    {
      "form": "crank sciences",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "crank science (usually uncountable, plural crank sciences)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English derogatory terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "English uncountable nouns"
      ],
      "examples": [
        {
          "ref": "2001 June 21, London Review of Books",
          "text": "While global warming is far from \"crank science\", as the critics of Kyoto have called it, it is not the science any practising politician is likely to remember from high school, or voters readily comprehend.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Pseudoscience; activity which appears to be science-like but is not founded on proper scientific methods."
      ],
      "links": [
        [
          "derogatory",
          "derogatory"
        ],
        [
          "Pseudoscience",
          "pseudoscience"
        ]
      ],
      "raw_glosses": [
        "(derogatory) Pseudoscience; activity which appears to be science-like but is not founded on proper scientific methods."
      ],
      "tags": [
        "derogatory",
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "crank science"
}