"Lychrel number" meaning in English

See Lychrel number in All languages combined, or Wiktionary

Noun

Forms: Lychrel numbers [plural]
Etymology: Coined by Wade Van Landingham as a rough anagram of Cheryl, his girlfriend's first name. Head templates: {{en-noun|head=Lychrel number}} Lychrel number (plural Lychrel numbers)
  1. (mathematics) A natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers. Wikipedia link: Lychrel number Categories (topical): Mathematics
    Sense id: en-Lychrel_number-en-noun-m5KGU8JV Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Topics: mathematics, sciences

Inflected forms

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  "etymology_text": "Coined by Wade Van Landingham as a rough anagram of Cheryl, his girlfriend's first name.",
  "forms": [
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  "lang_code": "en",
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  "senses": [
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          "name": "English entries with incorrect language header",
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          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
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            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "In base ten (decimal), no Lychrel numbers have been yet proved to exist, but many are suspected.",
          "type": "example"
        }
      ],
      "glosses": [
        "A natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers."
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      "id": "en-Lychrel_number-en-noun-m5KGU8JV",
      "links": [
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        ],
        [
          "iterative",
          "iterative"
        ],
        [
          "process",
          "process"
        ],
        [
          "reversing",
          "reverse"
        ],
        [
          "digit",
          "digit"
        ],
        [
          "add",
          "add"
        ]
      ],
      "raw_glosses": [
        "(mathematics) A natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers."
      ],
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{
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  "forms": [
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      "form": "Lychrel numbers",
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  "head_templates": [
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        "A natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers."
      ],
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        "(mathematics) A natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers."
      ],
      "topics": [
        "mathematics",
        "sciences"
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      "wikipedia": [
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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-03-21 from the enwiktionary dump dated 2025-03-02 using wiktextract (db0bec0 and 633533e). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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