Tat or TAT may refer to:

Geography

* Tát, a Hungarian village * Tat Ali, an Ethiopian volcano

People

*Tat, a son and disciple of Hermes Trismegistus * Tiffani Amber Thiessen, initials T.A.T. * Tat Wood, a British author

Arts, entertainment, and media

* TAT (band), a punk/rock band from London, England *''

Die Tat ''Die Tat'' (''The Deed'' or ''The Action'') was a German monthly publication of politics and culture. It was founded in April 1909 and its publisher (from 1912 on) was Eugen Diederichs from Jena. From 1939 until 1944 ''Die Tat'' was continued as ...

'', a former magazine

Aviation

*TAT, the IATA Airport code of Poprad-Tatry Airport * TAT European Airlines, a former French regional airline *

Total air temperature In aviation, stagnation temperature is known as total air temperature and is measured by a temperature probe mounted on the surface of the aircraft. The probe is designed to bring the air to rest relative to the aircraft. As the air is brought to ...

, sometimes referred to as Stagnation Temperature *

Transcontinental Air Transport Transcontinental Air Transport (T-A-T) was an airline founded in 1928 by Clement Melville Keys that merged in 1930 with Western Air Express to form what became TWA. Keys enlisted the help of Charles Lindbergh to design a transcontinental network ...

, a former US airline

Enterprises and organizations

* Takraw Association of Thailand (TAT), a sport governing body of Thailand. * Tat Bank, a bank based in Tehran, Iran *The Astonishing Tribe (or TAT), the former name of the Swedish company Research In Motion * Truckers Against Trafficking (or TAT), a nonprofit organization

Ethnology

* Armeno-Tats, a subgroup of Armenians in the South Caucasus that speak the Tat language, a Southwestern Iranian language, a branch of Persian language * Juhuri language, the Jewish Tat language * Mountain Tats (Crimea), a mountain-dwelling subethnos of the Crimean Tatars *

Tat people (Caucasus) The Tat people (also: ''Tat'', ''Parsi'', ''Daghli'', ''Lohijon'') are an Iranian people presently living within Azerbaijan and Russia (mainly Southern Dagestan). The Tats are part of the indigenous peoples of Iranian origin in the Caucasus. Tats ...

, an Iranian people of Persian origin from the Caucasus **

Tat language (Caucasus) The Tat language, also known as Caucasian Persian, Tat/Tati Persian,Gernot Windfuhr, "Persian Grammar: history and state of its study", Walter de Gruyter, 1979. pg 4:""Tat- Persian spoken in the East Caucasus"" or Caucasian Tat, is a Southweste ...

, a Southwestern Iranian language, a branch of Persian language *

Tat people (Iran) The Tat people of Iran ( Tati: ''Irünə Tâtün'', ) are an Iranian people living in northern Iran, especially in Qazvin province. Tats of Iran use the Tati language, a group of northwestern Iranian dialects which are closely related to the ...

, an Iranian ethnic group from Iran ** Tati language (Iran), a Northwestern Iranian language *The Three Affiliated Tribes (TAT), a Northern Plains Native American tribe also known as the Mandan, Hidatsa, and Arikara Nation

Science, medicine and psychology

* Tat (HIV), Trans-Activator of Transcription, HIV protein * Tapas Acupressure Technique, an alternative medicine therapy *

Targeted alpha-particle therapy Targeted alpha-particle therapy (or TAT) is an in-development method of targeted radionuclide therapy of various cancers. It employs radioactive substances which undergo alpha decay to treat diseased tissue at close proximity. It has the potential t ...

, radiation therapy for cancer *

Thematic apperception test Thematic apperception test (TAT) is a projective psychological test developed during the 1930s by Henry A. Murray and Christiana D. Morgan at Harvard University. Proponents of the technique assert that subjects' responses, in the narratives they ...

, a projective psychological test * Thrombin–antithrombin complex, a protein complex * Tropine acyltransferase, an enzyme * Twin-arginine translocation pathway, cellular protein export pathway *

Tyrosine aminotransferase Tyrosine aminotransferase (or tyrosine transaminase) is an enzyme present in the liver and catalyzes the conversion of tyrosine to 4-hydroxyphenylpyruvate. L-tyrosine + 2-oxoglutarate \rightleftharpoons 4-hydroxyphenylpyruvate + L-glutam ...

, an enzyme encoded by the TAT gene * TAT, a codon for the amino acid Tyrosine

Other uses

*Tat, verb for the action of making lace, see

Tatting Tatting is a technique for handcrafting a particularly durable lace from a series of knots and loops. Tatting can be used to make lace edging as well as doilies, collars, accessories such as earrings and necklaces, and other decorative pieces. ...

*Tat, short for tattoo * Tat Tvam Asi, a Hindu philosophical concept *

Transatlantic telephone cable A transatlantic telecommunications cable is a submarine communications cable connecting one side of the Atlantic Ocean to the other. In the 19th and early 20th centuries, each cable was a single wire. After mid-century, coaxial cable came into use ...

Turnaround time Turnaround time (TAT) is the amount of time taken to complete a process or fulfill a request. The concept thus overlaps with lead time and can be contrasted with cycle time. Meaning in computing In computing, turnaround time is the total time t ...