SSR

SSR may refer to:

Businesses, entertainment and products

• Solid State Records, a Christian record label
• Chevrolet SSR, a Chevrolet small truck
• Disney's Saratoga Springs Resort & Spa
• Small Screen Rendering, a technology part of Opera Mini
• Sonic and the Secret Rings, a 2006 video game
• Sirius Satellite Radio, a satellite radio service operating in North America
• Strategic Scientific Reserve, a fictional organization in Marvel Comics

Geographical locations

• Soviet Socialist Republic, see Republics of the Soviet Union
• Slovak Soviet Republic (1919), a very short-lived communist state in south and eastern Slovakia
• Slovak Socialist Republic (1969–1990), the official name of that part of Czechoslovakia that is Slovakia today

Railways

• Southern Shorthaul Railroad, an Australian provider of motive power hauling trains in New South Wales and Victoria
• Southern Suburbs Railway, a New MetroRail project in Perth, Western Australia
• Strategic steam reserve, a collection of steam locomotives retained for use in a national emergency

Science and technology

• Scalable Sample Rate, used in MPEG-4 Part 3 and MPEG-2 Part 7
• Scalable Source Routing, a routing algorithm for unstructured networks
• Secondary surveillance radar, a radar system used in air traffic control
• Simple Sequence Repeat, repeating sequences of 2-6 base pairs of DNA
• Site-specific recombination, a type of genetic recombination in which DNA strand exchange takes place between segments possessing only a limited degree of sequence homology
• Slope stability radar, the application for the monitoring of slope stability at open-cut mines
• Solid-state relay, an electronic switching device in which a small control signal controls a larger load current or voltage
• Sources, sinks and reservoirs, for greenhouse gases
• Sum of squared residuals
• Sum of Squares due to Regression
• Site-specific recombination in genetics
• Server Side Rendering (Javascript)

Other uses

• Swiss Broadcasting Corporation (SRG SSR)
• Sainik School, Rewa, a senior secondary school in India
• Security sector reform
• The South Saskatchewan Regiment, a Canadian infantry regiment
• Special Support and Reconnaissance Company, a Danish military unit
• The Structure of Scientific Revolutions, a 1962 book by Thomas Kuhn
• The obsolete United States Navy hull classification symbol for a diesel-electric radar picket submarine
• Sustained silent reading, a form of school-based recreational reading
• Self Supporting Run-flat tires, a type of run-flat tire
• Svenska Scoutrådet, the national Scouting and Guiding federation of Sweden
• In air travel passenger name records, a Special Service Request