PCS

• PCS may refer to:

Medicine

• Picture communication symbols, drawings used to communicate with autistic people and in other alternative communication systems
• Post-concussion syndrome, a set of symptoms that a person may experience for weeks, months, or even years after a concussion
• Postcholecystectomy syndrome, the presence of abdominal symptoms after surgery to remove the gallbladder
• Precordial catch syndrome, a common cause of chest pain complaints in children and adolescents

Military

• Peace and conflict studies, an inter-disciplinary inquiry into war
• Permanent Change of Station, to be permanently moved to a new post
• Personal Combat System, a designation of British Army uniform
• USS PCS-1376, a United States Navy patrol boat
• USS PCS-1379, the fourth of twelve Patrol Craft Sweepers constructed by Wheeler Shipbuilding Corporation

Organizations

• The ticker symbol for MetroPCS Communications Inc., a publicly traded company
• Pacific Collegiate School, a grades 7-12 charter school located on the westside of Santa Cruz, California
• Partito Comunista Sammarinese (Sanmarinese Communist Party), a former political party in San Marino
• Personal Communication Sector, a former division of Motorola, now renamed Motorola Mobility
• PhillyCarShare, a non-profit organization providing car sharing services in the Philadelphia area
• Polish Council of State, a council that existed between 1947 and 1989
• Portland Center Stage, a theater company based in Portland, Oregon since 1988
• Potash Corporation of Saskatchewan, a Canadian corporation that is the world's largest producer of potash
• Professional Children's School, New York City
• Public and Commercial Services Union, a trade union representing UK public sector workers

Science and technology

• Partitioning Communication System, a high-assurance communications security technology
• Patni Computer Systems, a provider of information technology services and business solutions
• Periphere Computer-Systeme, a German manufacturer of UNIX-based computers in the 1980s and 1990s
• Personal Communications Service, a set of wireless communications capabilities that allows some combination of terminal mobility, personal mobility, and service profile management. E.g. Sprint PCS mobile phone service.
• Photon Correlation Spectroscopy
• Physical Coding Sublayer, an Ethernet Layer 1 (PHY) sub-layer
• Plant Cell Structure
• Polar coordinate system, a 2D or 3D coordinate system, determined by an angle and a distance
• Power & Communication System, also called power/data grommets, convenience outlets for cables in furniture
• Process Control System
• Parsecs, units of measurement used in astronomy
• Profile connection space, an intermediary form for color-data used when performing conversions between color spaces

Other

• Pacific Central Station, a railway station in Vancouver, British Columbia
• Photo City Sagamihara, awards for photography given annually by the Japanese town of Sagamihara
• Pinball Construction Set, a computer game by Bill Budge published by Electronic Arts
• Program Component Score, part of the ISU Judging System for figure skating competitions
• Preferential creditor status, also called preferred creditor