"Playfair" meaning in English

See Playfair in All languages combined, or Wiktionary

Proper name

Forms: Playfairs [plural]
Etymology: * (craters): The craters are Named after Scottish mathematician, scientist and C of S minister John Playfair * (cipher): The cipher is Named after British Lord, baron, politician and scientist Lyon Playfair, who popularized the cipher. Etymology templates: {{sense|craters}} (craters):, {{named-after/list|mathematician|scientist|C of S minister||}} mathematician, scientist and C of S minister, {{!}} |, {{lang|en|John Playfair}} John Playfair, {{named-after|en|John Playfair|nat=Scottish|occ=mathematician|occ2=scientist|occ3=C of S minister|wplink=John Playfair}} Named after Scottish mathematician, scientist and C of S minister John Playfair, {{sense|cipher}} (cipher):, {{named-after/list|Lord|baron|politician|scientist|}} Lord, baron, politician and scientist, {{!}} |, {{lang|en|Lyon Playfair}} Lyon Playfair, {{named-after|en|Lyon Playfair|nat=British|occ=Lord|occ2=baron|occ3=politician|occ4=scientist|wplink=Lyon Playfair}} Named after British Lord, baron, politician and scientist Lyon Playfair Head templates: {{en-proper noun|~}} Playfair (countable and uncountable, plural Playfairs)
  1. A surname. Tags: countable, uncountable
    Sense id: en-Playfair-en-name-EMUC1F3L Categories (other): English surnames
  2. A placename Tags: countable, uncountable
    Sense id: en-Playfair-en-name-oKMEcyt9
  3. A placename
    A number of craters in Solar System
    A crater in Mars, Solar System
    Tags: countable, uncountable Synonyms: Playfair Crater, Crater Playfair
    Sense id: en-Playfair-en-name-Ex5YHhSG Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 2 0 18 18 27 24 11 Disambiguation of Pages with 1 entry: 4 1 18 18 25 22 11 Disambiguation of Pages with entries: 4 1 20 20 24 21 12
  4. A placename
    A number of craters in Solar System
    A crater in Moon, Earth-Moon System, Solar System
    Tags: countable, uncountable Synonyms: Playfair Crater, Crater Playfair
    Sense id: en-Playfair-en-name-gDQx7jEF Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 2 0 18 18 27 24 11 Disambiguation of Pages with 1 entry: 4 1 18 18 25 22 11 Disambiguation of Pages with entries: 4 1 20 20 24 21 12
The following are not (yet) sense-disambiguated
Derived forms: Crater Playfair, Playfair cipher, Playfair crater, Playfair Crater, Playfairian, playfairite

Noun

Forms: Playfairs [plural]
Etymology: * (craters): The craters are Named after Scottish mathematician, scientist and C of S minister John Playfair * (cipher): The cipher is Named after British Lord, baron, politician and scientist Lyon Playfair, who popularized the cipher. Etymology templates: {{sense|craters}} (craters):, {{named-after/list|mathematician|scientist|C of S minister||}} mathematician, scientist and C of S minister, {{!}} |, {{lang|en|John Playfair}} John Playfair, {{named-after|en|John Playfair|nat=Scottish|occ=mathematician|occ2=scientist|occ3=C of S minister|wplink=John Playfair}} Named after Scottish mathematician, scientist and C of S minister John Playfair, {{sense|cipher}} (cipher):, {{named-after/list|Lord|baron|politician|scientist|}} Lord, baron, politician and scientist, {{!}} |, {{lang|en|Lyon Playfair}} Lyon Playfair, {{named-after|en|Lyon Playfair|nat=British|occ=Lord|occ2=baron|occ3=politician|occ4=scientist|wplink=Lyon Playfair}} Named after British Lord, baron, politician and scientist Lyon Playfair Head templates: {{en-noun|~}} Playfair (countable and uncountable, plural Playfairs)
  1. (cryptography) Ellipsis of Playfair cipher.. Tags: abbreviation, alt-of, countable, ellipsis, uncountable Alternative form of: Playfair cipher Categories (topical): Cryptography
    Sense id: en-Playfair-en-noun-UQOUFkDL Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 2 0 18 18 27 24 11 Disambiguation of Pages with 1 entry: 4 1 18 18 25 22 11 Disambiguation of Pages with entries: 4 1 20 20 24 21 12 Topics: computing, cryptography, engineering, mathematics, natural-sciences, physical-sciences, sciences
  2. (cryptography) an encryption using the Playfair cipher Tags: countable, uncountable Categories (topical): Cryptography
    Sense id: en-Playfair-en-noun-7NOVYPWE Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 2 0 18 18 27 24 11 Disambiguation of Pages with 1 entry: 4 1 18 18 25 22 11 Disambiguation of Pages with entries: 4 1 20 20 24 21 12 Topics: computing, cryptography, engineering, mathematics, natural-sciences, physical-sciences, sciences
  3. (crosswording) A form of crossword in which some words must be encrypted with a Playfair cipher before being inserted into the grid, and solvers must deduce the codeword and the encrypted clues. Tags: countable, uncountable Categories (topical): Crosswording
    Sense id: en-Playfair-en-noun-xXvBX2Tm Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 2 0 18 18 27 24 11 Disambiguation of Pages with 1 entry: 4 1 18 18 25 22 11 Disambiguation of Pages with entries: 4 1 20 20 24 21 12
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        "occ3": "politician",
        "occ4": "scientist",
        "wplink": "Lyon Playfair"
      },
      "expansion": "Named after British Lord, baron, politician and scientist Lyon Playfair",
      "name": "named-after"
    }
  ],
  "etymology_text": "* (craters): The craters are Named after Scottish mathematician, scientist and C of S minister John Playfair\n* (cipher): The cipher is Named after British Lord, baron, politician and scientist Lyon Playfair, who popularized the cipher.",
  "forms": [
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      "tags": [
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      "args": {
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  "lang_code": "en",
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    {
      "categories": [
        "English surnames"
      ],
      "glosses": [
        "A surname."
      ],
      "links": [
        [
          "surname",
          "surname"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "glosses": [
        "A placename"
      ],
      "links": [
        [
          "placename",
          "placename"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "glosses": [
        "A placename",
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        "A crater in Mars, Solar System"
      ],
      "links": [
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          "placename",
          "placename"
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      "synonyms": [
        {
          "word": "Playfair Crater"
        },
        {
          "word": "Crater Playfair"
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      "tags": [
        "countable",
        "uncountable"
      ]
    },
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      "glosses": [
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      ],
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          "Earth-Moon System#English"
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      ],
      "synonyms": [
        {
          "word": "Playfair Crater"
        },
        {
          "word": "Crater Playfair"
        }
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "wikipedia": [
    "en:Playfair"
  ],
  "word": "Playfair"
}

{
  "categories": [
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      "name": "named-after/list"
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    },
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      "args": {
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        "2": "Lyon Playfair"
      },
      "expansion": "Lyon Playfair",
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    },
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      "args": {
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        "2": "Lyon Playfair",
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      },
      "expansion": "Named after British Lord, baron, politician and scientist Lyon Playfair",
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  ],
  "etymology_text": "* (craters): The craters are Named after Scottish mathematician, scientist and C of S minister John Playfair\n* (cipher): The cipher is Named after British Lord, baron, politician and scientist Lyon Playfair, who popularized the cipher.",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Playfair cipher"
        }
      ],
      "categories": [
        "English ellipses",
        "en:Cryptography"
      ],
      "glosses": [
        "Ellipsis of Playfair cipher.."
      ],
      "links": [
        [
          "cryptography",
          "cryptography"
        ],
        [
          "Playfair cipher",
          "Playfair cipher#English"
        ]
      ],
      "raw_glosses": [
        "(cryptography) Ellipsis of Playfair cipher.."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
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      ]
    },
    {
      "categories": [
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            ]
          ],
          "ref": "1932, Dorothy Sayers, Have His Carcase:",
          "text": "Here's a cipher message. Probably Playfair.",
          "type": "quote"
        }
      ],
      "glosses": [
        "an encryption using the Playfair cipher"
      ],
      "links": [
        [
          "cryptography",
          "cryptography"
        ],
        [
          "encryption",
          "encryption#English"
        ]
      ],
      "raw_glosses": [
        "(cryptography) an encryption using the Playfair cipher"
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "computing",
        "cryptography",
        "engineering",
        "mathematics",
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        "physical-sciences",
        "sciences"
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    {
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          "bold_text_offsets": [
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            ],
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            ]
          ],
          "ref": "1977, Games & Puzzles:",
          "text": "But what about Playfair puzzles ? One must reckon to solve at least three of the Playfair clues independently before cracking the code and getting checking to help with solving the fourth .",
          "type": "quote"
        },
        {
          "ref": "2021 December 22, Azed, “No. 2,740 ‘Christmas Playfair’ - Competition Puzzle”, in The Guardian^(https://uploads.guim.co.uk/2024/12/21/AZ_2740_(22nd_December).pdf):",
          "text": "see title",
          "type": "quote"
        }
      ],
      "glosses": [
        "A form of crossword in which some words must be encrypted with a Playfair cipher before being inserted into the grid, and solvers must deduce the codeword and the encrypted clues."
      ],
      "links": [
        [
          "crosswording",
          "crosswording"
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        [
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          "Playfair cipher",
          "Playfair cipher"
        ],
        [
          "codeword",
          "codeword"
        ]
      ],
      "qualifier": "crosswording",
      "raw_glosses": [
        "(crosswording) A form of crossword in which some words must be encrypted with a Playfair cipher before being inserted into the grid, and solvers must deduce the codeword and the encrypted clues."
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "wikipedia": [
    "en:Playfair",
    "en:Playfair cipher"
  ],
  "word": "Playfair"
}

Download raw JSONL data for Playfair meaning in English (7.6kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-04-10 from the enwiktionary dump dated 2025-04-03 using wiktextract (74c5344 and fb63907). 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.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.