STS, or sts, may refer to:

Medicine

Secondary traumatic stress Compassion fatigue is an evolving concept in the field of traumatology. The term has been used interchangeably with secondary traumatic stress (STS), which is sometimes simply described as the negative cost of caring. Secondary traumatic stress is ...

, a condition which leads to a diminished ability to empathize * Sequence-tagged site, a gene-reference in genomics * Soft-tissue sarcoma * Staurosporine, an antibiotic * STS (gene), which codes for steroid sulfatase * Superior temporal sulcus * Sinus tarsi syndrome, a foot condition

Places

* Semipalatinsk Test Site for Soviet nuclear weapons *

Staffordshire Staffordshire (; postal abbreviation ''Staffs''.) is a Ceremonial counties of England, ceremonial county in the West Midlands (region), West Midlands of England. It borders Cheshire to the north-west, Derbyshire and Leicestershire to the east, ...

, county in England, Chapman code

Transport

* Cadillac STS, a luxury car * NASA

Space Transportation System The Space Transportation System (STS), also known internally to NASA as the Integrated Program Plan (IPP), was a proposed system of reusable crewed spacecraft, space vehicles envisioned in 1969 to support extended operations beyond the Apollo ...

, the system in which the NASA shuttle is part of and only surviving component of; starting as a 1969 NASA proposal system for reusable space vehicles ** NASA Space Shuttle program, the shuttle program itself, whose mission were referred to with STS-numbering * Sail training ship, a

ship prefix A ship prefix is a combination of letters, usually abbreviations, used in front of the name of a civilian or naval ship that has historically served numerous purposes, such as identifying the vessel's mode of propulsion, purpose, or ownership/na ...

* Satellite Transit System, now called the SEA Underground, airport transit in Seattle-Tacoma International Airport * Ship-to-ship transfer, between seagoing ships * '' Société de transport de Sherbrooke'', a public bus system in Sherbrooke, Quebec, Canada * '' Société de transport du Saguenay'', a public bus system in Saguenay, Quebec, Canada *

STS Group (Dubai) STS Group, also known as the School Transport Services Group, is a Dubai-based organisation offering transportation and mechanic services in the GCC region. The organisation predominantly serves school transportation for private schools in the ...

, a transportation company for private schools * Sonar Technician Submarine, a US Navy rating * STS, the IATA airport code for Charles M. Schulz - Sonoma County Airport * STS, the National Rail code for Saltash railway station, Cornwall, UK

Science and technology

* Space Tourism Society * Scanning tunneling spectroscopy *

Science and technology studies Science and technology studies (STS) or science, technology, and society is an interdisciplinary field that examines the creation, development, and consequences of science and technology in their historical, cultural, and social contexts. Histo ...

, a.k.a. science, technology, and society * Sociotechnical system * Special treatment steel, used by the US Navy c.1910 *

Static transfer switch A transfer switch is an electrical switch that switches a load between two sources. Some transfer switches are manual, in that an operator effects the transfer by throwing a switch, while others are automatic and trigger when they sense one o ...

, a semiconductor switch *

STS 5 __NOTOC__ Mrs. Ples is the popular nickname for the most complete skull of an ''Australopithecus africanus'' ever found in South Africa. Many ''Australopithecus'' fossils have been found near Sterkfontein, about northwest of Johannesburg, in a r ...

an ''Australopithecus'' specimen * Suomenkielisten teknikkojen seura, now incorporated into

Academic Engineers and Architects in Finland TEK Academic Engineers and Architects in Finland TEK (, ) is a Finnish trade union of university-educated engineers, architects and scientists. In addition, the TEK is a learned society and the professional body of the engineering profession. The un ...

Computing and communications

HTTP Strict Transport Security HTTP Strict Transport Security (HSTS) is a policy mechanism that helps to protect websites against man-in-the-middle attacks such as protocol downgrade attacks and cookie hijacking. It allows web servers to declare that web browsers (or other c ...

Security token service Security token service (STS) is a cross-platform open standard core component of the OASIS group's WS-Trust web services single sign-on infrastructure framework specification.. Within that claims-based identity framework, a secure token service i ...

, a web service * Set Transmit State, hex 93 in the C1 set of control codes * Spring Tool Suite, IDE for Spring Framework * Station-to-Station protocol, a cryptographic key agreement scheme * Synergy Teleconferencing System, a PC-based chat server * '' Serviciul de Telecomunicații Speciale'', the Romanian special telecommunication service * STS Relay, US speech to speech relay service for people with a speech disability * STS (TV channel), Russia * Synchronous transport signal, in

synchronous optical networking Synchronous Optical Networking (SONET) and Synchronous Digital Hierarchy (SDH) are standardized protocols that transfer multiple digital bit streams synchronously over optical fiber using lasers or highly coherent light from light-emitting di ...

* Saga Television Station, a Japanese commercial broadcaster

Culture

* Satanas, a Filipino-American gang * Stepover toehold sleeper, a wrestling hold * S.T.S. (band), an Austropop band

Societies, organizations and companies

* Scottish Tartans Society, a defunct Scottish society * Sisu Terminal Systems, a former terminal tractor producer * Society of the Holy Trinity (Societas Trinitatis Sanctae – STS), Lutheran ministerium * Suomen Työväen Säästöpankki, a defunct Finnish commercial bank * Hitachi Rail STS, formerly known as Ansaldo STS, a company specializing in railway signalling and control systems

Other uses

Saints In Christian belief, a saint is a person who is recognized as having an exceptional degree of holiness, likeness, or closeness to God. However, the use of the term ''saint'' depends on the context and denomination. In Anglican, Oriental Orth ...

, the plural of Saint, for example: Sts. Peter and Paul * Short-term business statistics * Strathcona-Tweedsmuir School, Alberta, Canada * Susquehannock Trail System, Pennsylvania, US