"piphilology" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pi",
        "3": "philology"
      },
      "expansion": "pi + philology",
      "name": "compound"
    }
  ],
  "etymology_text": "pi + philology",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "piphilology (uncountable)",
      "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"
        }
      ],
      "derived": [
        {
          "word": "piphilologist"
        }
      ],
      "examples": [
        {
          "ref": "2019, LL Grace, The Second Day: Sequel to Tomorrow is a new day",
          "text": "In piphilology, ten thousand is the current world record for the number of digits of pi memorized by a human being.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The memorization of the digits of pi as a hobby."
      ],
      "id": "en-piphilology-en-noun-5WIroeVy",
      "links": [
        [
          "memorization",
          "memorization"
        ],
        [
          "digit",
          "digit"
        ],
        [
          "pi",
          "pi"
        ],
        [
          "hobby",
          "hobby"
        ]
      ],
      "related": [
        {
          "word": "piem"
        }
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/paɪfɪˈlɒləd͡ʒɪ/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/ˌpaɪfɪˈlɑləd͡ʒi/",
      "tags": [
        "General-American"
      ]
    },
    {
      "rhymes": "-ɒləd͡ʒi"
    }
  ],
  "word": "piphilology"
}

{
  "derived": [
    {
      "word": "piphilologist"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pi",
        "3": "philology"
      },
      "expansion": "pi + philology",
      "name": "compound"
    }
  ],
  "etymology_text": "pi + philology",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "piphilology (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "piem"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 5-syllable words",
        "English compound terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with IPA pronunciation",
        "English terms with quotations",
        "English uncountable nouns",
        "Rhymes:English/ɒləd͡ʒi",
        "Rhymes:English/ɒləd͡ʒi/5 syllables"
      ],
      "examples": [
        {
          "ref": "2019, LL Grace, The Second Day: Sequel to Tomorrow is a new day",
          "text": "In piphilology, ten thousand is the current world record for the number of digits of pi memorized by a human being.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The memorization of the digits of pi as a hobby."
      ],
      "links": [
        [
          "memorization",
          "memorization"
        ],
        [
          "digit",
          "digit"
        ],
        [
          "pi",
          "pi"
        ],
        [
          "hobby",
          "hobby"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/paɪfɪˈlɒləd͡ʒɪ/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/ˌpaɪfɪˈlɑləd͡ʒi/",
      "tags": [
        "General-American"
      ]
    },
    {
      "rhymes": "-ɒləd͡ʒi"
    }
  ],
  "word": "piphilology"
}