PSR may refer to:

Organizations

Pacific School of Religion The Pacific School of Religion (PSR) is a private Protestant seminary in Berkeley, California. It maintains covenantal relationships with the United Church of Christ, the United Methodist Church, and the Disciples of Christ, ensuring the school ...

, Berkeley, California, US *

Palestinian Center for Policy and Survey Research The Palestinian Center for Policy and Survey Research (PSR) (ar: المركز الفلسطيني للبحوث السياسية والمسحية) is a Palestinian research organisation and think tank based in Ramallah established for "advancing schol ...

Physicians for Social Responsibility Physicians for Social Responsibility (PSR) is a physician-led organization in the US working to protect the public from the threats of nuclear proliferation, climate change, and environmental toxins. It produces and disseminates publications, p ...

, US ;Political parties: *

Revolutionary Socialist Party (Portugal) The Revolutionary Socialist Party ( pt, Partido Socialista Revolucionário, , or PSR) was a small left-wing party in Portugal, founded in 1978 after the merger of two Trotskyist Trotskyism is the political ideology and branch of Marxism ...

(''Partido Socialista Revolucionário'') *

Romanian Socialist Party (present-day) The Romanian Socialist Party ( ro, Partidul Socialist Român) is a political party in Romania formed as the Socialist Alliance Party (PAS) in 2003. It developed out of the wing of the Socialist Party of Labour (PSM) that objected to the merger ...

Places

Abruzzo Airport Abruzzo Airport is an international airport serving Pescara, Italy. It is located approximately 4 km (2.5 miles) from the centre of Pescara, about 180 km (112 miles) from Rome, a 2-hour drive by car on a motorway across the Apennine ...

(IATA airport code), near Pescara, Italy * Pasir Ris MRT station (MRT station abbreviation), Singapore * Pioneer Scout Reservation, a Boy Scout camp in Ohio, US

Science and technology

* Pulsar, a kind of star * Primary radar *

Perimeter surveillance radar Perimeter surveillance radar (PSR) is a class of radar sensors that monitor activity surrounding or on critical infrastructure areas such as airports, seaports, military installations, national borders, refineries and other critical industry and th ...

* Posthumous sperm retrieval from dead men

Computing

* PHP Standard Recommendation *

Predictive state representation In computer science, a predictive state representation (PSR) is a way to model a state of controlled dynamical system from a history of actions taken and resulting observations. PSR captures the state of a system as a vector of predictions for fu ...

of a system *

Problem Steps Recorder Windows Error Reporting (WER) (codenamed Watson) is a crash reporting technology introduced by Microsoft with Windows XP and included in later Windows versions and Windows Mobile 5.0 and 6.0. Not to be confused with the Dr. Watson debuggin ...

, psr.exe, a Microsoft utility * Panel Self-Refresh in

Embedded DisplayPort DisplayPort (DP) is a digital display interface developed by a consortium of PC and chip manufacturers and standardized by the Video Electronics Standards Association (VESA). It is primarily used to connect a video source to a display device su ...

Law enforcement and military

* US Precision Sniper Rifle *

PSR-90 The PSR-90 (Precision Sniper Rifle) is a Pakistani semi-automatic 7.62×51mm precision rifle designed and manufactured by Pakistan Ordnance Factories. It is used by the SSG commandos. Characteristics The PSR-90 Sniper rifle is considered a ...

, a Pakistani Precision Sniper Rifle

Other uses

Portuguese Sign Language Portuguese Sign language () is a sign language used mainly by deaf people in Portugal. It is recognized in the present Constitution of Portugal. It was significantly influenced by Swedish Sign Language Swedish Sign Language (SSL; ) is the s ...

(ISO 639-3 language code) * Potential support ratio, in demographics *

Precision scheduled railroading Precision railroading or precision scheduled railroading (PSR) is a concept in freight railroad operations pioneered by E. Hunter Harrison in 1993, and adopted by nearly every North American Class I railroad. It shifts the focus from older pract ...

, also known as Precision railroading, a concept in rail freight transport *

Price–sales ratio Price–sales ratio, P/S ratio, or PSR, is a valuation metric for stocks. It is calculated by dividing the company's market capitalization by the revenue in the most recent year; or, equivalently, divide the per-share stock price by the per-share r ...

of stocks * Primitive Survival Rating, on the Discovery Channel TV series '' Naked and Afraid'' * Principle of sufficient reason {{disambiguation