# SRS

SRS or SrS may stand for:

## Organizations and companies
### Companies

* Sperry Rail Service, a rail inspection contractor
* Stanford Research Systems, a test and measurement instruments manufacturer
* SRS Cinemas, in India
* SRS Labs, an American audio technology engineering company

### Academic organizations

* Sea Ranger Service, a social enterprise managing ocean areas
* Sea Research Society, for diving and underwater archaeology
* Scoliosis Research Society
* Society for Renaissance Studies, a UK-based academic society
* Surveillance and Response Support, a unit of the European Centre for Disease Prevention and Control
* Suffolk Records Society, in the UK

### Political parties

* Serbian Radical Party (Srpska radikalna stranka), a political party in Serbia
* Special Repair Service, a British construction organization in World War II

### Other

* Savez Radio-Amatera Srbije, a Serbian amateur radio organization
* Signalling Record Society, a British society to maintain and share knowledge of Railway Signalling and Operation in the British Isles and Overseas.
* Socialist Revolutionary Party, or "Essers", from the late Imperial and early Soviet periods
* Spanish Riding School, an Austrian equestrian institution
* Southwick Regional School, a public high school in Massachusetts, United States

## Mathematics, science, and technology
### Science

* Shock response spectrum, a graphical representation of vibrations
* Spontaneous Raman spectroscopy
* Stimulated Raman spectroscopy, the inelastic scattering of photons
* String rewriting system, in computer science and mathematical logic
* Strontium sulfide (SrS), an inorganic compound
* Synchrotron Radiation Source, an X-ray facility in Cheshire, England

### Medicine

* Sex reassignment surgery, now called gender-affirming surgery
* Silver–Russell syndrome, a growth disorder
* Slipping rib syndrome, a painful condition affecting the ribs
* Slow-reacting substance of anaphylaxis, a type of secretion
* Social Responsiveness Scale, a measure of autistic traits
* Somatostatin receptor scintigraphy, used to find carcinoid and other types of tumors
* Snyder–Robinson syndrome, a genetic disorder
* Spontaneous reporting system, a reporting system for drug adverse reactions
* Stereotactic radiosurgery

### Mathematics

* Simple random sample, a method of sampling in statistics
** Stratified random sample, a related method of sampling

### Software

* Sender Rewriting Scheme, an email mechanism
* Sequence Retrieval System, bioinformatic software by LION Bioscience AG
* Software requirements specification, a document of a software system to be developed
* Street Racing Syndicate, a video game
* Spaced repetition software, a learning tool

### Technology

* Cirrus SRS, a light-sport aircraft
* Sound Retrieval System, an audio processing technology
* Space research service, a radiocommunication service using spacecraft or other objects in space
* Spatial reference system, used to locate geographical entities by coordinate
* Supplementary Restraint System, a type of automobile airbag

## Other uses

* Sample Registration System, Indian demographic survey
* Savannah River Site, a US Department of Energy nuclear facility
* Selhurst railway station, London, England, National Rail station code
* Social Reporting Standard, a method of reporting business responsibility
* Stealth Recon Scout, a sniper rifle made by Desert Tech
* Standard RPG System, a Japanese role-playing game system
* SRS (sailing), a handicapping system
* 1st Strategic Reconnaissance Squadron, in the US Air Force
* Security Response Section, a unit of South Australia Police