SCA

SCA may refer to:

Organizations

• Schuylkill Canal Association, a non-governmental organization that maintains a section of historical canal in Pennsylvania
• Scottish Canoe Association
• Secular Coalition for America
• Sexual Compulsives Anonymous
• Société en commandite par actions, a type of corporation in France
• Society for Creative Anachronism, an international living history group
• Student Catholic Action, a religious student organization in the Philippines
• Student Conservation Association, a Non-Profit Conservation Service Organization
• Suez Canal Authority, a state-owned authority which owns and maintains the Suez Canal
• Supreme Council of Antiquities, the Egyptian antiquities service
• Svenska Cellulosa Aktiebolaget, a global hygiene and paper company
• Sydney Catchment Authority
• Sydney College of the Arts
• Swedish Committee for Afghanistan
• Swiss Cricket Association

Locations

• Southern Control Area, a Canadian airspace designation
• Soviet Central Asia

Biology and health

• Sickle-cell disease, also known as sickle cell anaemia
• Spinocerebellar ataxia, a neurological condition
• Statistical coupling analysis, a method to identify covarying pairs of amino acids in protein multiple sequence alignments
• Sudden Cardiac Death, also known as Sudden Cardiac Arrest
• Superior cerebellar artery, a major blood supplier to the cerebellum

Commercial entities

• Sebastian Conran Associates, a British product and brand development consultancy
• Sony Corporation of America, holding company for Sony's American companies
• Super Cheap Auto
• Svenska Cellulosa Aktiebolaget, Swedish pulp and paper manufacturer

Computing

• Service Component Architecture
• Side-channel attack, in cryptography
• Single Connector Attachment or Single Connection Attach, an 80-pin SCSI storage interface
• Software Communications Architecture
• Static code analysis
• Swiss Cracking Association
• SCA (computer virus), an Amiga virus referencing the Swiss Cracking Association

Engineering

• Sneak circuit analysis

Other

• Service Contract Act
• Shuttle Carrier Aircraft, two Boeing 747 aircraft modified to transport the Space Shuttle
• Small craft advisory
• Spectrum Continuation Analysis
• Stored Communications Act, 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: an advantage that is preserved over long term