"PCD" meaning in English

See PCD in All languages combined, or Wiktionary

Noun

Forms: PCDs [plural]
Head templates: {{en-noun|~}} PCD (countable and uncountable, plural PCDs)
  1. Initialism of post-con depression. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: post-con depression
    Sense id: en-PCD-en-noun-z88yVRQT
  2. Initialism of primary ciliary dyskinesia. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: primary ciliary dyskinesia
    Sense id: en-PCD-en-noun-j-xuKApt
  3. (cycling, automotive) Initialism of pitch circle diameter (diameter of an imaginary circle that passes through the center of all bolt holes). Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: pitch circle diameter (extra: diameter of an imaginary circle that passes through the center of all bolt holes) Synonyms: BCD
    Sense id: en-PCD-en-noun-en:diameter Categories (other): Automotive, Cycling, English entries with incorrect language header, English words spelled without vowels, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 5 6 89 Disambiguation of English words spelled without vowels: 14 9 77 Disambiguation of Pages with 1 entry: 6 3 91 Disambiguation of Pages with entries: 7 3 90 Topics: automotive, cycling, hobbies, lifestyle, sports, transport, vehicles
{
  "forms": [
    {
      "form": "PCDs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "PCD (countable and uncountable, plural PCDs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "post-con depression"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of post-con depression."
      ],
      "id": "en-PCD-en-noun-z88yVRQT",
      "links": [
        [
          "post-con depression",
          "post-con depression#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "primary ciliary dyskinesia"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of primary ciliary dyskinesia."
      ],
      "id": "en-PCD-en-noun-j-xuKApt",
      "links": [
        [
          "primary ciliary dyskinesia",
          "primary ciliary dyskinesia#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "diameter of an imaginary circle that passes through the center of all bolt holes",
          "word": "pitch circle diameter"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Automotive",
          "orig": "en:Automotive",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Cycling",
          "orig": "en:Cycling",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "5 6 89",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "14 9 77",
          "kind": "other",
          "name": "English words spelled without vowels",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "6 3 91",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "7 3 90",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of pitch circle diameter (diameter of an imaginary circle that passes through the center of all bolt holes)."
      ],
      "id": "en-PCD-en-noun-en:diameter",
      "links": [
        [
          "cycling",
          "cycling#Noun"
        ],
        [
          "automotive",
          "automotive"
        ],
        [
          "pitch",
          "pitch#English"
        ],
        [
          "circle",
          "circle#English"
        ],
        [
          "diameter",
          "diameter#English"
        ]
      ],
      "raw_glosses": [
        "(cycling, automotive) Initialism of pitch circle diameter (diameter of an imaginary circle that passes through the center of all bolt holes)."
      ],
      "senseid": [
        "en:diameter"
      ],
      "synonyms": [
        {
          "word": "BCD"
        }
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "automotive",
        "cycling",
        "hobbies",
        "lifestyle",
        "sports",
        "transport",
        "vehicles"
      ]
    }
  ],
  "word": "PCD"
}
{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English uncountable nouns",
    "English words spelled without vowels",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "forms": [
    {
      "form": "PCDs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "PCD (countable and uncountable, plural PCDs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "post-con depression"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of post-con depression."
      ],
      "links": [
        [
          "post-con depression",
          "post-con depression#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "word": "primary ciliary dyskinesia"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of primary ciliary dyskinesia."
      ],
      "links": [
        [
          "primary ciliary dyskinesia",
          "primary ciliary dyskinesia#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "diameter of an imaginary circle that passes through the center of all bolt holes",
          "word": "pitch circle diameter"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Automotive",
        "en:Cycling"
      ],
      "glosses": [
        "Initialism of pitch circle diameter (diameter of an imaginary circle that passes through the center of all bolt holes)."
      ],
      "links": [
        [
          "cycling",
          "cycling#Noun"
        ],
        [
          "automotive",
          "automotive"
        ],
        [
          "pitch",
          "pitch#English"
        ],
        [
          "circle",
          "circle#English"
        ],
        [
          "diameter",
          "diameter#English"
        ]
      ],
      "raw_glosses": [
        "(cycling, automotive) Initialism of pitch circle diameter (diameter of an imaginary circle that passes through the center of all bolt holes)."
      ],
      "senseid": [
        "en:diameter"
      ],
      "synonyms": [
        {
          "word": "BCD"
        }
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "automotive",
        "cycling",
        "hobbies",
        "lifestyle",
        "sports",
        "transport",
        "vehicles"
      ]
    }
  ],
  "word": "PCD"
}

Download raw JSONL data for PCD meaning in English (1.9kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-03-07 from the enwiktionary dump dated 2026-03-03 using wiktextract (d146717 and 59dc20b). 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.