PCA may refer to:

Medicine and biology

Plate count agar Plate count agar (PCA), also called standard methods agar (SMA), is a microbiological growth medium commonly used to assess or to monitor "total" or viable bacterial growth of a sample. PCA is not a selective medium. The total number of living ae ...

in microbiology *

Polymerase cycling assembly Polymerase cycling assembly (or PCA, also known as Assembly PCR) is a method for the assembly of large DNA oligonucleotides from shorter fragments. The process uses the same technology as PCR, but takes advantage of DNA hybridization and annealing ...

, for large DNA oligonucleotides *

Posterior cerebral artery The posterior cerebral artery (PCA) is one of a pair of cerebral arteries that supply oxygenated blood to the occipital lobe, as well as the medial and inferior aspects of the temporal lobe of the human brain. The two arteries originate from the d ...

* Posterior cortical atrophy, a form of dementia *

Prostate cancer Prostate cancer is the neoplasm, uncontrolled growth of cells in the prostate, a gland in the male reproductive system below the bladder. Abnormal growth of the prostate tissue is usually detected through Screening (medicine), screening tests, ...

* Protein-fragment complementation assay, to identify protein–protein interactions *

Protocatechuic acid Protocatechuic acid (PCA) is a dihydroxybenzoic acid, a type of phenolic acid. It is a major metabolite of antioxidant polyphenols found in green tea. It has mixed effects on normal and cancer cells in ''in vitro'' and ''in vivo'' studies. It is ...

, a phenolic acid. * Personal Care Assistant, also known as

unlicensed assistive personnel Unlicensed assistive personnel (UAP) are paraprofessionals who assist individuals with physical disabilities, mental impairments, and other health care needs with their activities of daily living (ADLs). UAPs also provide bedside care—inclu ...

Procainamide Procainamide (PCA) is a medication of the antiarrhythmic class used for the treatment of cardiac arrhythmias. It is a sodium channel blocker of cardiomyocytes; thus it is classified by the Vaughan Williams classification system as class Ia. ...

Military and government

* EU-Armenia Partnership and Cooperation Agreement (PCA agreement between Armenia and the EU) *

Parks Canada Parks Canada ()Parks Canada is the applied title under the Federal Identity Program; the legal title is Parks Canada Agency (). is the agency of the Government of Canada which manages the country's 37 National Parks, three National Marine Co ...

Agency *

Partnership and Cooperation Agreement A European Union Association Agreement or simply Association Agreement (AA) is a treaty between the European Union (EU, or its predecessors), its Member States and a non-EU country or bloc of countries that governs bilateral relations. Areas fre ...

(EU) * Permanent change of assignment in US armed forces

Organizations

Business

* Packaging Corporation of America * Peanut Corporation of America, former company * Pennsylvania Central Airlines 1936-1948

Education

* Pacific Coast Academy, fictional school in TV series ''

Zoey 101 ''Zoey 101'' is an American comedy-drama television series created by Dan Schneider for Nickelodeon. It aired from January 9, 2005, to May 2, 2008, spanning a total of 61 episodes across four seasons. It focuses on the lives of Zoey Brooks ( J ...

'' * Parents and citizens associations for schools in Australia *

Paris College of Art Paris College of Art, is an international college of art and design with U.S degree-granting authority and accreditation from the National Association of Schools of Art and Design (NASAD) located in Paris, France. History In 1981, the school was ...

Pensacola Christian Academy Pensacola Christian Academy (PCA) is a private Christian school serving elementary through high school grades. It is located in Pensacola, Florida, United States. History The school was founded as Pensacola Christian School in 1954 by Arlin and ...

, Florida, US * Peoples Christian Academy, Toronto, Ontario, Canada *

Pineywoods Community Academy Pineywoods Community Academy, also known by the abbreviation PCA, is a PreK–Twelfth grade, 12th grade charter school district located in Lufkin, Texas. Curriculum Pineywoods is a Pre-K through twelfth grade charter school. Students in Angelina ...

, a charter school district in

Lufkin, Texas Lufkin is the largest city in Angelina County, Texas, United States and is the county seat. The city is situated in Deep East Texas and is west of the Texas- Louisiana state line. Its population is 34,143 as of 2020. Lufkin was founded in 188 ...

* Prestonwood Christian Academy, Plano, Texas * Providence Christian Academy (disambiguation), for multiple schools

Games

PokerStars Caribbean Adventure The PokerStars Caribbean Adventure is an annual televised poker tournament. History The event was first held in 2004 and was originally co-sponsored by PokerStars and the World Poker Tour. In 2008, the event moved from the WPT to the European ...

, European Poker Tour event *

Professional Chess Association The Professional Chess Association (PCA), which existed between 1993 and 1996, was a rival organisation to FIDE, the International Chess Federation. The PCA was created in 1993 by Garry Kasparov and Nigel Short for the marketing and organization of ...

, from 1993 to 1996

Political parties

* ''Parti Communiste Algérien'' ( Algerian Communist Party) * ''Partido Comunista de Andalucía'' ( Communist Party of Andalusia) * ''Partido Comunista de Aragón'' ( Communist Party of Aragon) * ''Partido Comunista de la Argentina'' (

Communist Party of Argentina The Communist Party of Argentina (, abbr. PCA) is a communist party in Argentina. It is a member of the Unión por la Patria, the former ruling coalition which supported former President Alberto Fernández. It was founded on 6 January 1 ...

)

Religion

Presbyterian Church of Africa The Presbyterian Church of Africa was founded in 1898 by the Reverend Phambani Jeremiah Mzimba, who broke from the Church of Scotland. He broke away because of misunderstanding between the black and white clergy. He was born in Ngqakayi, and his fa ...

Presbyterian Church in America The Presbyterian Church in America (PCA) is the second-largest Presbyterian church body, behind the Presbyterian Church (USA), and the largest conservative Calvinist denomination in the United States. The PCA is Calvinist, Reformed in theolog ...

Presbyterian Church of Australia The Presbyterian Church of Australia (PCA), founded in 1901, is the largest Presbyterian and Reformed denomination in Australia. The PCA is the largest conservative, evangelical and complementarian Christian denomination in Australia. The Presby ...

Sports

* Peace Curling Association, the regional governing body for the sport of curling in the Peace River region of Northern Alberta prior to 2018 *

Positive Coaching Alliance Positive Coaching Alliance (PCA) is an American non-profit organization which strives to create a positive youth sports environment. Founded in 1998, PCA has established 18 chapters nationwide and has delivered more than 20,000 live group worksh ...

, US, provides sports training workshops *

Professional Cricketers' Association The Professional Cricketers' Association is the representative body of past and present first-class cricketers in England and Wales, founded in 1967 by former England fast bowler Fred Rumsey (when it was known as the Cricketers' Association). In ...

, England and Wales * Punjab Cricket Association *

Punjab Cricket Association Stadium The I. S. Bindra Punjab Cricket Association Stadium is a cricket ground located in Mohali, Punjab, India. It is commonly referred to as the Mohali Stadium. The stadium is home to the Punjab cricket team and formerly the IPL franchise Punjab Kin ...

, Mohali, India

Other

Permanent Court of Arbitration The Permanent Court of Arbitration (PCA) is an intergovernmental organization headquartered at the Peace Palace, in The Hague, Netherlands. Unlike a judicial court in the traditional sense, the PCA provides administrative support in international ...

, The Hague, Netherlands * Several Police complaints authorities * POSC Caesar Association, a standardization organization *

Production Code Administration The Motion Picture Association (MPA) is an American trade association representing the five major film studios of the United States, the mini-major Amazon MGM Studios, as well as the video streaming services Netflix and Amazon Prime Video. Fo ...

, a division of the Motion Picture Association *

Progressive Citizens of America Progressive Citizens of America (PCA) was a social-democratic and democratic socialist American political organization formed in December 1946 that advocated progressive policies, which worked with the Congress of Industrial Organizations (CIO) ...

* Progressive Cultural Association, a British political music group

Science and technology

* ''para''-Chloroamphetamine or 4-Chloroamphetamine *

Principal component analysis Principal component analysis (PCA) is a linear dimensionality reduction technique with applications in exploratory data analysis, visualization and data preprocessing. The data is linearly transformed onto a new coordinate system such that th ...

, a statistical procedure * Printed circuit assembly or

printed circuit board A printed circuit board (PCB), also called printed wiring board (PWB), is a Lamination, laminated sandwich structure of electrical conduction, conductive and Insulator (electricity), insulating layers, each with a pattern of traces, planes ...

* Probabilistic cellular automaton (Math/Stochastic Processes) *

, a polyphenol antioxidant *

Pyroglutamic acid Pyroglutamic acid (also known as PCA, 5-oxoproline, pidolic acid) is a ubiquitous but understudied natural amino acid derivative in which the free amino group of glutamic acid or glutamine cyclizes to form a lactam. The names of pyroglutamic acid ...

, an amino acid derivative

Computers

* Physical configuration audit, in configuration management * Polymorphous Computer Architectures, a DARPA project; see Josep Torrellas

Other uses

People's Choice Awards The People's Choice Awards is an American awards show, recognizing people in entertainment, voted online by the fans and general public. The show has been held annually since 1975, with the winners originally determined using Gallup Polls un ...

, awards show where winners are voted on by the general public *

Personal carbon allowance Carbon rationing, as a means of reducing CO2 emissions to contain climate change, could take any of several forms. One of them, personal carbon trading, is the generic term for a number of proposed Carbon emission trading, carbon emissions tradin ...

, for carbon dioxide emissions * Pete Crow-Armstrong, American baseball player * Prompt Corrective Action, US banking law {{disambiguation