TSA (disambiguation)

The Transportation Security Administration is an American transportation safety organization.

TSA may also refer to:

Organizations

• Technology Student Association
• Tenant Services Authority, a former regulatory body in England
• Thailand Swimming Association, the governing body for aquatic sports in Thailand
• Theosophical Society in America
• The Scout Association, a UK scouting organisation
• The Sports Authority, former name of the defunct sports retailer Sports Authority
• Tourette Syndrome Association, former name of the Tourette Association of America
• Transpacific Stabilization Agreement, a research and discussion forum for the main transpacific container shipping lines
• Trans States Airlines, US
• Turkish Space Agency, a government agency for national aerospace research in Turkey
• The Salvation Army

Education

• Tattnall Square Academy, Macon, Georgia, US
• Thinking Skills Assessment, a generic university admissions test
• Tiong Se Academy, Chinese school, the Philippines
• The Sharon Academy, Vermont, US
• Territory-wide System Assessment, a Hong Kong academic assessment program from 2004 to 2016
• Tulane School of Architecture, New Orleans, Louisiana, US
• Toledo School for the Arts, a public charter school in Toledo, Ohio

Places

• Taipei Songshan Airport (IATA code)
• Tin Sau stop, Hong Kong (MTR station code)
• Titanium Security Arena, a sports stadium in Australia

Science and technology

• TS/A, a mouse mammary carcinoma cell line
• Temperature swing adsorption, a gas separation technique
• Time Stamping Authority, carrying out cryptographic trusted timestamping
• Trichostatin A, an inhibitor of histone deacetylases
• Trypticase soy agar, a common laboratory plating media
• Tumor-specific antigen

Arts and entertainment

• TSA (band) (Tajne Stowarzyszenie Abstynentów or Teetotallers' Secret Association), a Polish heavy metal/hard rock band
• Transformation Story Archive, web site archiving amateur fiction
• Toilet Safety Administration, parody of US Transportation Security Administration in TV episode "Reverse Cowgirl" (South Park)

Other uses

• Tax sheltered annuity or 403(b) plan
• Technicien supérieur de l'aviation, a certification in French civil aviation
• Treasury single account, a financial policy in Nigeria