PRS

• Peripheral Reflex System, an implementation of autonomous peripheral operations in microcontrollers
• Personal response system, in audience response
• Phenotypic response surfaces, in medicine
• Pierre Robin syndrome, a congenital condition of facial abnormalities
• Polygenic risk score, in genetics
• Present tense, in linguistics
• Procedural reasoning system, for developing intelligent agents
• Products Requirement Specification, another term for the Product Requirements Document
• Public Radio Service, a license-free walkie-talkie personal radio service in China

• Prees railway station (National Rail station code), England
• Pacific Ridge School, California, US

• PRS for Music (formerly the Performing Right Society), UK copyright collective
• PRS Legislative Research, parliamentary service in New Delhi, India
• PRS Guitars, the guitar brand of luthier Paul Reed Smith
• Polish Register of Shipping, a classification society
• Pilots Right Stuff, former German paraglider manufacturer

• Party for Social Renewal, Guinea-Bissau
• Radical Socialist Republican Party, Spain
• Republican-Socialist Party, France
• Parti Rakyat Sarawak, Malaysia

• Precision Rifle Series, shooting sport
• President of the Royal Society of London
• Poverty Reduction Strategy, required by the IMF and World Bank
• Dari (Persian dialect) of Afghanistan, ISO code
• Phocaean red slip, Late Roman and Early Byzantine pottery

• PR (disambiguation)
• PR5 (disambiguation)
• PRSS (disambiguation)

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