Pa, pa, PA, P.A. or pA may refer to:
Businesses and organisations
Government and military
- Palestinian National Authority, also called Palestinian Authority, interim governing body of the Gaza Strip and part of the West Bank
- Pakistan Army
- Philippine Army
- Patrulla Águila
- Planning Authority, a government agency of Malta
Schools
- Phillips Academy Andover, a private secondary school in Massachusetts, United States, often referred to as Phillips Andover or PA
- Portsmouth Abbey School, a private secondary school in Rhode Island, United States
- Pulaski Academy, a private school in Little Rock, Arkansas, United States
Other
- Progressive Alliance, a political international of social-democratic, socialist and progressive political parties and organisations
- Professional association, a type of business organization
- PA Consulting Group
- Pan American World Airways, IATA airline designator PA (to 1991)
- Florida Coastal Airlines, IATA airline designator PA (1995–2010)
- Airblue, IATA airline designator PA (from 2003)
- Press Association, the former name of PA Media, the UK and Ireland's national multimedia news agency
- Produttori Associati, an Italian record label
- People's Association (Singapore), a Singaporean grassroots statutory board
Linguistics
- Pa (Javanese) (ꦥ), a letter in the Javanese script
- Punjabi language (ISO 639-1 language code pa)
- Abbreviation for several languages, including:
- Proto-Afro-Asiatic
- Proto-Algic
- Proto-Algonquian
- Proto-Altaic
- Proto-Athabaskan
- Proto-Austronesian
Places
- Panama (ISO country code PA)
- Pará, Brazil (ISO 3166-2:BR)
- Pennsylvania, US (postal abbreviation PA)
- Pâ, a town in Burkina Faso
- PA postcode area, Scotland
Job titles
- Parliamentary assistant (UK politics)
- Personal assistant
- Physician assistant or physician associate
- Production assistant, a title in the film industry
- Project architect
- Protonotary Apostolic, the highest ranking non-episcopal honorific title for Roman Catholic clergy
- Public Accountant, a professional qualification in the US
Science and technology
- .pa, top-level domain for Panama
- ALCO PA, a railroad locomotive
- Parental Alienation, in psychology
- Pascal (unit), the SI unit of pressure
- Peano axioms, a set of axioms for the natural numbers
- Peptide amphiphile, a type of self-assembling peptide
- Picoamp (pA), one trillionth of an ampere
- Polyacrylamide, a gel-forming polymer
- Polyamide, a family of synthetic materials used in fabrics
- Predictive analytics, analyzes current and historical facts to make predictions about future or otherwise unknown events
- Protactinium, a chemical element with symbol Pa and atomic number 91
- Provider-aggregatable address space, a system of allocation of internet addresses
- Public address system (PA system or simply PA), for making public announcements
- Pernicious anemia, anemia that results from lack of intrinsic factor
- Primary aldosteronism, excess production of the hormone aldosterone from the adrenal glands
People
- Pa, an affectionate term for father
- Pa (name), a list of people with the given name, nickname or surname
- Pa Drengen Changchop Simpa, a mythical ancestor of the Tibetan people
Other uses
- PA, a series of paper sizes
- Pā, a type of fortified Māori village
- P.A. (group), a southern hip hop trio in Atlanta, Georgia, United States
- Penny Arcade, a video game webcomic
- Per annum, Latin for "per year"
- Performance appraisal, for evaluating an employee's job performance
- Plate appearance, a statistic in baseball
- Prince Albert (genital piercing), a form of male genital piercing
- Public bill, also known as a Public Act, in law
See also
- P&A (disambiguation)