TSA (disambiguation)
# 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 aquatic sports government of 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
* 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
