"PPD" meaning in English

See PPD in All languages combined, or Wiktionary

Noun

Forms: PPDs [plural]
Head templates: {{en-noun|~}} PPD (countable and uncountable, plural PPDs)
  1. (psychiatry) Initialism of paranoid personality disorder. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: paranoid personality disorder Coordinate_terms: SzPD, StPD
    Sense id: en-PPD-en-noun-QmYNRKZR Categories (other): Psychiatry Topics: human-sciences, medicine, psychiatry, psychology, sciences
  2. (psychiatry) Initialism of postpartum depression. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: postpartum depression Hypernyms: PPMD
    Sense id: en-PPD-en-noun-ADzJCXXK Categories (other): Psychiatry, English words spelled without vowels Disambiguation of English words spelled without vowels: 6 27 11 10 28 15 4 Topics: human-sciences, medicine, psychiatry, psychology, sciences
  3. (biochemistry) Initialism of purified protein derivative. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: purified protein derivative
    Sense id: en-PPD-en-noun-QaqlOF28 Categories (other): Proteins, English words spelled without vowels Disambiguation of English words spelled without vowels: 6 27 11 10 28 15 4 Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences
  4. (computing) Initialism of pixels per degree (“a measurement of the visual fidelity of a virtual reality headset”). Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: pixels per degree (extra: a measurement of the visual fidelity of a virtual reality headset)
    Sense id: en-PPD-en-noun-esaOsSta Categories (other): Computing Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences
  5. (astronomy, countable) proplyd; Abbreviation of protoplanetary disc. Tags: abbreviation, alt-of, countable Alternative form of: protoplanetary disc Coordinate_terms: CPD
    Sense id: en-PPD-en-noun-sMk7-WLk Categories (other): Astronomy, 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: 2 11 13 16 37 19 2 Disambiguation of English words spelled without vowels: 6 27 11 10 28 15 4 Disambiguation of Pages with 1 entry: 2 14 9 9 45 20 1 Disambiguation of Pages with entries: 2 13 11 11 44 19 1 Topics: astronomy, natural-sciences
  6. (organic chemistry) Initialism of paraphenylenediamine. Wikidata QID: Q415024 Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: paraphenylenediamine
    Sense id: en-PPD-en-noun-en:Q415024 Categories (other): Organic compounds, English words spelled without vowels Disambiguation of English words spelled without vowels: 6 27 11 10 28 15 4 Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences
  7. (management) Initialism of project product description. Tags: abbreviation, alt-of, countable, initialism, uncountable Alternative form of: project product description
    Sense id: en-PPD-en-noun-43JiSy1t Categories (other): Management Topics: management

Inflected forms

{
  "forms": [
    {
      "form": "PPDs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
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      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "paranoid personality disorder"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Psychiatry",
          "orig": "en:Psychiatry",
          "parents": [],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "SzPD"
        },
        {
          "word": "StPD"
        }
      ],
      "glosses": [
        "Initialism of paranoid personality disorder."
      ],
      "id": "en-PPD-en-noun-QmYNRKZR",
      "links": [
        [
          "psychiatry",
          "psychiatry"
        ],
        [
          "paranoid personality disorder",
          "paranoid personality disorder#English"
        ]
      ],
      "raw_glosses": [
        "(psychiatry) Initialism of paranoid personality disorder."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
        "human-sciences",
        "medicine",
        "psychiatry",
        "psychology",
        "sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "postpartum depression"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
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        {
          "_dis": "6 27 11 10 28 15 4",
          "kind": "other",
          "name": "English words spelled without vowels",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of postpartum depression."
      ],
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        {
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        }
      ],
      "id": "en-PPD-en-noun-ADzJCXXK",
      "links": [
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        [
          "postpartum depression",
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      "raw_glosses": [
        "(psychiatry) Initialism of postpartum depression."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
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      ],
      "topics": [
        "human-sciences",
        "medicine",
        "psychiatry",
        "psychology",
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    },
    {
      "alt_of": [
        {
          "word": "purified protein derivative"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Proteins",
          "orig": "en:Proteins",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "6 27 11 10 28 15 4",
          "kind": "other",
          "name": "English words spelled without vowels",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of purified protein derivative."
      ],
      "id": "en-PPD-en-noun-QaqlOF28",
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "purified protein derivative",
          "purified protein derivative#English"
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      ],
      "raw_glosses": [
        "(biochemistry) Initialism of purified protein derivative."
      ],
      "tags": [
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      "topics": [
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        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "a measurement of the visual fidelity of a virtual reality headset",
          "word": "pixels per degree"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Computing",
          "orig": "en:Computing",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of pixels per degree (“a measurement of the visual fidelity of a virtual reality headset”)."
      ],
      "id": "en-PPD-en-noun-esaOsSta",
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "pixels per degree",
          "pixels per degree#English"
        ]
      ],
      "raw_glosses": [
        "(computing) Initialism of pixels per degree (“a measurement of the visual fidelity of a virtual reality headset”)."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
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      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "protoplanetary disc"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Astronomy",
          "orig": "en:Astronomy",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "2 11 13 16 37 19 2",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
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        {
          "_dis": "6 27 11 10 28 15 4",
          "kind": "other",
          "name": "English words spelled without vowels",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "2 14 9 9 45 20 1",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "2 13 11 11 44 19 1",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "coordinate_terms": [
        {
          "word": "CPD"
        }
      ],
      "glosses": [
        "proplyd; Abbreviation of protoplanetary disc."
      ],
      "id": "en-PPD-en-noun-sMk7-WLk",
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "proplyd",
          "proplyd"
        ],
        [
          "protoplanetary disc",
          "protoplanetary disc#English"
        ]
      ],
      "raw_glosses": [
        "(astronomy, countable) proplyd; Abbreviation of protoplanetary disc."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "paraphenylenediamine"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Organic compounds",
          "orig": "en:Organic compounds",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "6 27 11 10 28 15 4",
          "kind": "other",
          "name": "English words spelled without vowels",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of paraphenylenediamine."
      ],
      "id": "en-PPD-en-noun-en:Q415024",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "paraphenylenediamine",
          "paraphenylenediamine#English:_Q415024"
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      "raw_glosses": [
        "(organic chemistry) Initialism of paraphenylenediamine."
      ],
      "senseid": [
        "en:Q415024"
      ],
      "tags": [
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      "topics": [
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        "organic-chemistry",
        "physical-sciences"
      ],
      "wikidata": [
        "Q415024"
      ]
    },
    {
      "alt_of": [
        {
          "word": "project product description"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Management",
          "orig": "en:Management",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of project product description."
      ],
      "id": "en-PPD-en-noun-43JiSy1t",
      "links": [
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        [
          "project product description",
          "project product description#English"
        ]
      ],
      "raw_glosses": [
        "(management) Initialism of project product description."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
      ],
      "topics": [
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    }
  ],
  "word": "PPD"
}
{
  "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": [
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  "head_templates": [
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  "senses": [
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      "alt_of": [
        {
          "word": "paranoid personality disorder"
        }
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      ],
      "coordinate_terms": [
        {
          "word": "SzPD"
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      ],
      "glosses": [
        "Initialism of paranoid personality disorder."
      ],
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        "(psychiatry) Initialism of paranoid personality disorder."
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        "abbreviation",
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          "word": "postpartum depression"
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        "Initialism of postpartum depression."
      ],
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      ],
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        "(psychiatry) Initialism of postpartum depression."
      ],
      "tags": [
        "abbreviation",
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      ],
      "topics": [
        "human-sciences",
        "medicine",
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      ]
    },
    {
      "alt_of": [
        {
          "word": "purified protein derivative"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Proteins"
      ],
      "glosses": [
        "Initialism of purified protein derivative."
      ],
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        ],
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          "purified protein derivative",
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        ]
      ],
      "raw_glosses": [
        "(biochemistry) Initialism of purified protein derivative."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
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        "initialism",
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      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "a measurement of the visual fidelity of a virtual reality headset",
          "word": "pixels per degree"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Computing"
      ],
      "glosses": [
        "Initialism of pixels per degree (“a measurement of the visual fidelity of a virtual reality headset”)."
      ],
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        [
          "computing",
          "computing#Noun"
        ],
        [
          "pixels per degree",
          "pixels per degree#English"
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      ],
      "raw_glosses": [
        "(computing) Initialism of pixels per degree (“a measurement of the visual fidelity of a virtual reality headset”)."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
        "initialism",
        "uncountable"
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        "computing",
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        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "protoplanetary disc"
        }
      ],
      "categories": [
        "English abbreviations",
        "English countable nouns",
        "en:Astronomy"
      ],
      "coordinate_terms": [
        {
          "word": "CPD"
        }
      ],
      "glosses": [
        "proplyd; Abbreviation of protoplanetary disc."
      ],
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "proplyd",
          "proplyd"
        ],
        [
          "protoplanetary disc",
          "protoplanetary disc#English"
        ]
      ],
      "raw_glosses": [
        "(astronomy, countable) proplyd; Abbreviation of protoplanetary disc."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "paraphenylenediamine"
        }
      ],
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      ],
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        "Initialism of paraphenylenediamine."
      ],
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        ]
      ],
      "raw_glosses": [
        "(organic chemistry) Initialism of paraphenylenediamine."
      ],
      "senseid": [
        "en:Q415024"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "countable",
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      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ],
      "wikidata": [
        "Q415024"
      ]
    },
    {
      "alt_of": [
        {
          "word": "project product description"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Management"
      ],
      "glosses": [
        "Initialism of project product description."
      ],
      "links": [
        [
          "management",
          "management"
        ],
        [
          "project product description",
          "project product description#English"
        ]
      ],
      "raw_glosses": [
        "(management) Initialism of project product description."
      ],
      "tags": [
        "abbreviation",
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      ],
      "topics": [
        "management"
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    }
  ],
  "word": "PPD"
}

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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 2025-12-29 from the enwiktionary dump dated 2025-12-20 using wiktextract (cdfa371 and 9905b1f). 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.