PCA

Look up PCA in Wiktionary, the free dictionary.

PCA may refer to:

Medicine and biology

• Patient-controlled analgesia
• Plate count agar in microbiology
• Polymerase cycling assembly, for large DNA oligonucleotides
• Posterior cerebral artery
• Posterior cortical atrophy, a form of dementia
• Prostate cancer
• Protein-fragment complementation assay, to identify protein–protein interactions
• Protocatechuic acid, a phenolic acid.
• Personal Care Assistant, also known as unlicensed assistive personnel
• Procainamide

Military and government

• EU-Armenia Partnership and Cooperation Agreement (PCA agreement between Armenia and the EU)
• Parks Canada Agency
• Partnership and Cooperation Agreement (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
• Parents and citizens associations for schools in Australia
• Paris College of Art
• Pensacola Christian Academy, Florida, US
• Peoples Christian Academy, Toronto, Ontario, Canada
• Pineywoods Community Academy, a charter school district in Lufkin, Texas
• Plano Christian Academy
• Prestonwood Christian Academy, Plano, Texas
• Providence Christian Academy (disambiguation), for multiple schools

Games

• PokerStars Caribbean Adventure, European Poker Tour event
• Professional Chess Association, 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)

Religion

• Presbyterian Church of Africa
• Presbyterian Church in America
• Presbyterian Church of Australia

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, US, provides sports training workshops
• Professional Cricketers' Association, England and Wales
• Punjab Cricket Association
• Punjab Cricket Association Stadium, Mohali, India

Other

• Permanent Court of Arbitration, The Hague, Netherlands
• Several Police complaints authorities
• Porsche Club of America
• POSC Caesar Association, a standardization organization
• Production Code Administration, a division of the Motion Picture Association of America
• Progressive Citizens of America
• Progressive Cultural Association, a British political music group

Science and technology

• para-Chloroamphetamine or 4-Chloroamphetamine
• Principal component analysis, a statistical procedure
• Printed circuit assembly or printed circuit board
• Probabilistic cellular automaton (Math/Stochastic Processes)
• Protocatechuic acid, a polyphenol antioxidant
• 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, awards show where winners are voted on by the general public
• Personal carbon allowance, for carbon dioxide emissions
• Pete Crow-Armstrong, American baseball player
• Prompt Corrective Action, US banking law

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