Editing PD

{{redirect|PDs|other uses|PDS (disambiguation){{!}}PDS}}
{{wiktionary|PD|PDS}}
'''PD''', '''P.D.''', or '''Pd''' may refer to:
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==Arts and media==
* [[People's Democracy (newspaper)|''People's Democracy'' (newspaper)]], weekly organ of the Communist Party of India (Marxist)
* ''[[The Plain Dealer]]'', a Cleveland, Ohio, US newspaper
* Post Diaspora, a time frame in the ''[[Honorverse]]'' series of science fiction novels
* ''[[Principia Discordia]]'', a 1965 holy text in Discordianism
* [[Production designer]], a profession in film or television
* [[Production diary]], a promotional video podcast
* [[Public domain]], a copyright status

==Economics and business==
* [[Personnel department]], of an organization
* [[Price discrimination]], a microeconomic pricing strategy
* [[Probability of default]], used in finance (Basel II)
* [[Professional degree]], or first professional degree
* [[Professional development]], learning to earn or maintain professional credentials
* [[Program director]], in service industries
* [[Public Debt]], of a government

==Organizations==
===Companies===
* [[Phelps Dodge]], a former American mining company, now part of Freeport-McMoRan
* [[Polyphony Digital]], developer of the Gran Turismo video game series
* [[Porter Airlines]] (IATA airline designator), a regional airline headquartered at Billy Bishop Toronto City Airport, Canada

===Government and law===
* [[Police department]]
* [[Preventive detention]], an imprisonment that is putatively justified for non-punitive purposes
* [[Property damage]] liability, in insurance
* [[Public defender]], an attorney appointed to represent people who cannot afford to hire one
* [[Public domain]], works whose exclusive intellectual property rights are no longer valid
* [[Punitive damages]]

===Political parties===
* [[Democratic Party of Albania]] (''Partia Demokratike''), a centre-right political party in Albania
* [[Democratic Party (Indonesia)]] (''Partai Demokrat''), a political party in Indonesia
* [[Democratic Party (Italy)]] (''Partito Democratico''), a centre-left political party in Italy
* [[Democratic Party (Malta)]] (''Partit Demokratiku''), a centre-left political party in Malta
* [[Democratic Party (Romania)]] (''Partidul Democrat''), a social-democratic and, later, a centre-right political party in Romania
* [[Democratic Party – demokraci.pl]] (''Partia Demokratyczna – demokraci.pl''), Poland
* [[Party of Democrats]] (''Partito dei Democratici''), a defunct political party in San Marino
* [[People's Democracy (Ireland)]], a defunct political organization in Ireland
* [[Progressive Democrats]], a defunct political party in the Republic of Ireland
* {{langr|es|[[Proyecto Dignidad]]}}, a political party in Puerto Rico

==Places==
* [[Province of Padua]] (ISO 3166-2:IT), Italy 
* [[Port Dickson (town)]], a coastal city in Negeri Sembilan, Malaysia

==Professions==
* [[Doctor of Pharmacy]], also abbreviated PharmD
* [[Postdoctoral]], a research position or course of study
* ''[[Privatdozent]]'', a title or position especially in German universities
* [[Production designer]], a profession in film or television

==Science and technology==
===Medicine===
* [[Paleolithic diet]], a diet based on presumed ancient diets
* [[Panic disorder]], a condition with excessive fear or anxiety
* [[Parkinson's disease]], a degenerative neurological condition
* [[Paroxysmal dyskinesia]], a group of movement disorders
* [[Pediatric dentistry]], mouth health care and tooth repair for children
* [[Peritoneal dialysis]], a way to filter the blood when the kidneys are not working well
* [[Personality disorder]], any of various psychiatric problems
* [[Peyronie's disease]], a connective tissue disorder involving the growth of fibrous plaques in the soft tissue of the penis
* [[Pharmacodynamics]], the study of how a drug affects an organism
* [[Phenyldichloroarsine]], a blister agent and vomiting agent
* [[Polydipsia]], excessive thirst
* [[Progressive disease]], a disease that continues to worsen and often has no proven total cure
* [[Psychotic depression]], a major depressive episode that is accompanied by psychotic symptoms
* [[Pupillary distance]], in optometry

===Computing===
* [[pandas (software)]], function package for statistical analysis in the Python programming language
* [[Pentium D]], a dual-core variant of the Pentium 4 processor
* [[Perfect Dark (P2P)]], a Japanese peer-to-peer file-sharing (P2P) application designed for use with Microsoft Windows
* [[Phase-change Dual]], an optical media format
* [[Pure Data]], a graphical audio-processing language
* [[USB PD]] (USB Power Delivery), an extension of the USB standard

===Physics===
* [[Photodiode]], a semiconductor device that converts light into current
* [[Potential difference]], or voltage
* [[Partial discharge]], an undesirable discharge phenomenon in high voltage dielectrics

===Other uses in science and technology===
* [[PD resistor]], a pull-down resistor
* [[Pd test]], the outcome of using a drop of para-phenylenediamine (also abbr. "Pd") to identify lichens
* [[Palladium]], symbol Pd, a chemical element
* Photodisinfection, an alternative name for [[Antimicrobial Photodynamic Therapy]]
* [[Point-defence]], a category of weapons
* [[Axiom of projective determinacy]], in mathematical logic
* [[Pumpe Düse]], a Volkswagen Group name for Unit Injector diesel engine technology

==Other uses==
* The NYSE ticker symbol of [[PagerDuty]]
* [[Padang railway station]], West Sumatra, Indonesia (station code)
* [[Full stop]] (or period, in American English), used in coded military communications
* [[Personal development]], as used in the self-help and personal growth requiring fields
* ''peu difficile'', in mountaineering, "little difficult" climbing grade [[International French adjectival system]]

==See also==
* ''[[PD-50]]'', a 1979 currently non-floating floating dry dock made in Sweden
* [[PD Draw]], a bridge over the Passaic River, New Jersey, US
* [[PD-1]], a cell surface receptor protein
* ''pd'', the nickname of Brent Scott, the founder of the website [[Insex]]
* [[Pee Dee]]
* [[Pound (mass)]]
* [[Pulldown (disambiguation)]]

{{disambiguation|geo}}