SCA may refer to:

Biology and health

* Sickle cell disease, also known as sickle cell anaemia * Spinocerebellar ataxia, a neurological condition *

Statistical coupling analysis Statistical coupling analysis or SCA is a technique used in bioinformatics to measure covariation between pairs of amino acids in a protein multiple sequence alignment (MSA). More specifically, it quantifies how much the amino acid distribution ...

, a method to identify covarying pairs of amino acids in protein multiple sequence alignments * Sudden cardiac arrest, a condition in which the heart suddenly stops beating, leading to sudden cardiac death *

Superior cerebellar artery The superior cerebellar artery (SCA) is an artery of the head. It arises near the end of the basilar artery. It is a branch of the basilar artery. It supplies parts of the cerebellum, the midbrain, and other nearby structures. It is the cause of ...

, a major blood supplier to the cerebellum

Commercial entities

Sebastian Conran Associates Sebastian may refer to: People * Sebastian (name), including a list of persons with the name Arts, entertainment, and media Films and television * ''Sebastian'' (1968 film), British spy film * ''Sebastian'' (1995 film), Swedish drama film ...

, a British product and brand development consultancy * Sony Corporation of America, holding company for Sony's American companies * Southern Cross Austereo, an Australian media company *

Supercheap Auto Supercheap Auto is an Australian automotive parts and accessories retailer. It was founded in 1972, operating as a mail-order business and opened its first store in Brisbane in 1974. It now has 300 stores across Australia and New Zealand. H ...

, an Australian automotive parts and accessories retailer * SCA (company) (''Svenska Cellulosa Aktiebolaget''), a Swedish hygiene products and paper manufacturer

Computing

SCA (computer virus) The SCA virus is the first computer virus created for the Amiga and one of the first to gain public notoriety. It appeared in November 1987. The SCA virus is a boot sector virus. It features a line of text that appears at every 15th copy after a ...

, an Amiga virus referencing the Swiss Cracking Association *

Service Component Architecture Service Component Architecture (SCA) is a software technology designed to provide a model for applications that follow service-oriented architecture principles. The technology, created by major software vendors, including IBM, Oracle Corporatio ...

* Side-channel attack, in cryptography *

Single Connector Attachment A SCSI connector ( ) is used to connect computer parts that use a system called SCSI to communicate with each other. Generally, two connectors, designated male and female, plug together to form a connection which allows two components, such as a c ...

or Single Connection Attach, an 80-pin SCSI storage interface *

Software Communications Architecture {{inline, date=May 2014 The Software Communications Architecture (SCA) is an open architecture Open architecture is a type of computer architecture or software architecture intended to make adding, upgrading, and swapping components with other ...

, in Software-Defined Radio (SDR) * Static code analysis *

Strong customer authentication Strong customer authentication (SCA) is a requirement of the EU Revised Directive on Payment Services (PSD2) on payment service providers within the European Economic Area. The requirement ensures that electronic payments are performed with multi-f ...

* Software Composition Analysis

Locations

* Seoul Capital Area, Korea * Singapore Changi Airport *

South and Central America Latin America or * french: Amérique Latine, link=no * ht, Amerik Latin, link=no * pt, América Latina, link=no, name=a, sometimes referred to as LatAm is a large cultural region in the Americas where Romance languages — languages derived f ...

, a country grouping * Southern Control Area, a Canadian airspace designation * Soviet Central Asia

Organizations

* Bureau of South and Central Asian Affairs, in the U.S. Department of State *

Sabah Chinese Association The Sabah Chinese Association ( ms, Persatuan Cina Sabah, SCA) was a Chinese political party in the North Borneo and the Sabah state of Malaysia. History The party was established in October 1962 as Borneo Utara National Party, a merger of the ...

* Sarawak Chinese Association * Schuylkill Canal Association, an organization that maintains a section of historical canal in Pennsylvania * Scottish Canoe Association, the national governing body for paddlesports in Scotland * Screen Composers of America, an organization co-founded by Jeff Alexander *

Secular Coalition for America The Secular Coalition for America is an advocacy group located in Washington D.C. It describes itself as "representing the interests of atheists, humanists, freethinkers, agnostics, and other nontheistic Americans." The Secular Coalition has chap ...

Sexual Compulsives Anonymous Sexual Compulsives Anonymous (SCA) is a twelve-step program for people who want to stop having compulsive sex. SCA founding is attributed variously to 1982 in New York City and to 1973 in Los Angeles. Although the fellowship originally sought to ...

* Société en commandite par actions, a type of corporation in France * Society for Creative Anachronism, an international living history group **

SCA armoured combat SCA armoured combat, or informally heavy combat, is a combat sport developed by the Society for Creative Anachronism (SCA) in which participants in protective body armour compete in mock combat, individual tournaments inspired by forms of historic ...

, a combat sport developed by the above organization *

Society for Cultural Anthropology The Society for Cultural Anthropology (or SCA) is a professional organization for cultural anthropologists based in the United States. It was established in 1983, and is one of the largest sections of the American Anthropological Association. The o ...

, a professional association for cultural anthropologists * Student Catholic Action, a religious student organization in the Philippines *

Student Conservation Association The Student Conservation Association (SCA) is a non-profit group in the United States whose mission is to build the next generation of conservation leaders and inspire lifelong stewardship of the environment and communities by engaging young peo ...

, a non-profit conservation service organization in the United States * Suez Canal Authority, a state-owned authority which owns and maintains the Suez Canal *

Supreme Council of Antiquities The Supreme Council of Antiquities (SCA) was a department of the Egyptian Ministry of Culture from 1994 to 2011. It was the government body responsible for the conservation, protection and regulation of all antiquities and archaeological excavatio ...

, the Egyptian antiquities service *

Supreme Court of Albania Supreme may refer to: Entertainment * Supreme (character), a comic book superhero * ''Supreme'' (film), a 2016 Telugu film * Supreme (producer), hip-hop record producer * "Supreme" (song), a 2000 song by Robbie Williams * The Supremes, Motown-e ...

, the court of last resort in the Republic of Albania *

Swedish Committee for Afghanistan The Swedish Committee for Afghanistan (SCA, sv, Svenska Afghanistankommittén, SAK) is a Swedish non-governmental foreign aid organisation active in Afghanistan. The organisation was formed in 1980, as a reaction to the Soviet invasion. The SCA ...

Swiss Cricket Association Cricket Switzerland, formerly the Swiss Cricket Association (SCA) incorporated in the Canton of Zürich, is the first governing body of cricket in Switzerland. History The inaugural meeting was held on 9 March 1980 at the Australian Embassy in ...

* Sydney Catchment Authority *

Sydney College of the Arts The Sydney College of the Arts (SCA) is a contemporary art school that was a faculty of the University of Sydney from 1990 until 2017, when it became a school of the Faculty of Arts and Social Sciences. Until the end of 2019, the campus was locat ...

Other

* McNamara–O'Hara Service Contract Act *

Senate Constitutional Amendment In California, a ballot proposition is a referendum or an initiative measure that is submitted to the electorate for a direct decision or direct vote (or plebiscite). If passed, it can alter one or more of the articles of the Constitution of Cal ...

, the formal name for a type of California ballot proposition * Shuttle Carrier Aircraft, two Boeing 747 aircraft modified to transport the Space Shuttle *

Small craft advisory A small craft advisory is a type of wind warning issued by the National Weather Service in the United States. In Canada a similar warning is issued by Environment Canada. It is issued when winds have reached, or are expected to reach within 12 h ...

* Solar collector array, a type of solar thermal collector *

Spectrum continuation analysis Spectrum continuation analysis (SCA) is a generalization of the concept of Fourier series to non-periodic functions of which only a fragment has been sampled in the time domain. Recall that a Fourier series is only suitable to the analysis of peri ...

Stored Communications Act The Stored Communications Act (SCA, codified at 18 U.S.C. Chapter 121 §§ 2701–2712) is a law that addresses voluntary and compelled disclosure of "stored wire and electronic communications and transactional records" held by third-party i ...

, Title II of the US Electronic Communications Privacy Act of 1986 * Subsidiary communications authority, the Federal Communications Commission's name for subcarrier channels transmitted on a broadcast FM station *

Sustainable competitive advantage In business, a competitive advantage is an attribute that allows an organization to outperform its competitors. A competitive advantage may include access to natural resources, such as high-grade ores or a low-cost power source, highly skilled ...

, a business advantage that is preserved over long term * USC School of Cinematic Arts, University of Southern California, United States {{disambiguation