Tat or TAT may refer to:

Geography

Tát Tát () is a town in Komárom-Esztergom County, Hungary. Climate Tát's climate is classified as oceanic climate (Köppen climate classification, Köppen ''Cfb''). The annual average temperature is , the hottest month in July is , and the colde ...

, a Hungarian village *

Tat Ali Tat Ali is a low Holocene shield volcano located in the northern part of the Afar Region of Ethiopia. This elevation is characterized as having an elongated summit depression that has produced a variety of rock types, ranging from basalts to pant ...

, an Ethiopian volcano *

Trinidad and Tobago Trinidad and Tobago, officially the Republic of Trinidad and Tobago, is the southernmost island country in the Caribbean, comprising the main islands of Trinidad and Tobago, along with several List of islands of Trinidad and Tobago, smaller i ...

, a Caribbean country

People

*Tat, a son and disciple of

Hermes Trismegistus Hermes Trismegistus (from , "Hermes the Thrice-Greatest") is a legendary Hellenistic period figure that originated as a syncretic combination of the Greek god Hermes and the Egyptian god Thoth.A survey of the literary and archaeological eviden ...

Tiffani Amber Thiessen Tiffani Amber Thiessen (born January 23, 1974) is an American actress. Her roles as Kelly Kapowski on NBC's ''Saved by the Bell'' (1989–1993) and its spin-off media, and as Valerie Malone on Fox's ''Beverly Hills, 90210'' (1994–98) establ ...

, initials T.A.T. *

Tat Wood Tat Wood is a British writer, known for his non-fiction work in the field of science fiction analysis. Wood has written the ''About Time'' episode guides to the television series ''Doctor Who''. The first five volumes of the series, begun in 200 ...

, a British author

Arts, entertainment, and media

TAT (band) TAT is an English rock/punk band hailing from London. History Early years (2003–2005) The band, originally a quartet, was founded in 2003 by Tatiana DeMaria. In 2004 they released their debut single, ' Peace Sex & Tea' which charted i ...

, 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 a ...

'', a former magazine *T.A.T. Communications Company, the former name of the defunct American television production company

ELP Communications ELP Communications (formerly known as T.A.T. Communications Company, Embassy Television, Embassy Telecommunications, and Embassy Communications) was an American television production company founded in 1974 by Norman Lear and Jerry Perenchio. ...

Aviation

*TAT, the IATA Airport code of

Poprad-Tatry Airport Poprad (; ; ) is a city in northern Slovakia at the foot of the High Tatras, High Tatra Mountains, famous for its picturesque historic centre and as a holiday resort. The largest town of the Spiš region and the largest of all towns in the vic ...

TAT European Airlines Transport Aérien Transrégional was a French regional airline with its head office on the grounds of Tours Val de Loire Airport in Tours. It was formed in 1968 as Touraine Air Transport (TAT) by M. Marchais. Air France acquired a minority stake ...

, 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 t ...

, 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 t ...

, a former US airline

Enterprises and organizations

* Takraw Association of Thailand (TAT), a sport governing body of

Thailand Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until 1939), is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. With a population of almost 66 million, it spa ...

. * Tat Bank, a bank based in Tehran, Iran *The Astonishing Tribe (or TAT), the former name of the Swedish company

Research In Motion BlackBerry Limited, formerly Research In Motion (RIM), is a Canadian software company specializing in secure communications and the Internet of Things (IoT). Founded in 1984, it developed the BlackBerry brand of interactive pagers, smartpho ...

Truckers Against Trafficking Truckers Against Trafficking (TAT) is a nonprofit organization that trains truck drivers to recognize and report instances of human trafficking. This national organization formed in Oklahoma, United States, in 2009 and teaches truck drivers about ...

(or TAT), a nonprofit organization

Ethnology

Armeno-Tats Armeno-Tats ( – ''hay-tater'') are a distinct group of Christian Tat-speaking Armenians that historically populated eastern parts of the South Caucasus, in what constitutes the modern-day Republic of Azerbaijan. Most scholars researching the Ta ...

, a subgroup of Armenians in the South Caucasus that speak the Tat language, a Southwestern Iranian language, a branch of Persian language *

Juhuri language Judeo-Tat or Juhuri (, , ) is a Judeo-Persian dialect and the traditional language spoken by the Mountain Jews in the eastern Caucasus Mountains, especially Azerbaijan, parts of Russia and today in Israel. It belongs to the southwestern group o ...

, the Jewish Tat language * Mountain Tats (Crimea), a mountain-dwelling subethnos of the Crimean Tatars *

Tat people (Caucasus) The Tat people 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 use the Tat language, a southwestern Iranian lan ...

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

Tat language (Caucasus) Tat, 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 Southwestern Iranian la ...

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

Tat people (Iran) The Tats ( Tati: ''Irünə Tâtün'', ) are an Iranian people living in northern Iran, especially in Qazvin province. The Tats of Iran are mainly Muslim and number about 300,000."Azari, the Old Iranian Language of Azerbaijan," Encyclopaedia ...

, an Iranian ethnic group from Iran **

Tati language (Iran) The Tati language (Tati: , ''Tâti Zobun'') is a Northwestern Iranian language spoken by the Tat people of Iran which is closely related to other languages such as Talysh, Zaza, Mazandarani and Gilaki. Old Azeri Some sources use the term ...

, a Northwestern Iranian language *The

Three Affiliated Tribes The Mandan, Hidatsa, and Arikara Nation (MHA Nation), also known as the Three Affiliated Tribes (Mandan: ''Miiti Naamni''; Hidatsa: ''Awadi Aguraawi''; Arikara: ''ačitaanu' táWIt''), is a federally recognized Native American Nation resulting fr ...

(TAT), a Northern Plains Native American tribe also known as the Mandan, Hidatsa, and Arikara Nation

Science, medicine and psychology

Tat (HIV) In molecular biology, Tat is a protein that is encoded for by the ''tat'' gene in HIV-1. Tat is a regulatory protein that drastically enhances the efficiency of viral transcription. Tat stands for "Trans-Activator of Transcription". The protein ...

, Trans-Activator of Transcription, HIV protein *

Tapas Acupressure Technique Tapas Acupressure Technique (or TAT) is an alternative medicine therapy that claims to clear negative emotions and past traumas. Though the full technique was invented in 1993 by Tapas Fleming, TAT incorporates elements of and builds on other acu ...

, 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 The 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 ...

, a projective psychological test *

Thrombin–antithrombin complex Thrombin–antithrombin complex (TAT) is a protein complex of thrombin and antithrombin. It is a marker of net activation of coagulation. Formation and elimination TAT is formed in response to the high thrombin level caused by coagulation followi ...

, a protein complex *

Tropine acyltransferase Tropine acyltransferase (, ''tropine:acyl-CoA transferase'', ''acetyl-CoA:tropan-3-ol acyltransferase'', ''tropine acetyltransferase'', ''tropine tigloyltransferase'', ''TAT'') is an enzyme with systematic name ''acyl-CoA:tropine O-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-glutama ...

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

Tyrosine -Tyrosine or tyrosine (symbol Tyr or Y) or 4-hydroxyphenylalanine is one of the 20 standard amino acids that are used by cells to synthesize proteins. It is a conditionally essential amino acid with a polar side group. The word "tyrosine" is ...

Transport

* Talbot railway station, Australia *

Tattenham Corner railway station Tattenham Corner railway station is in Surrey, in England. The station and all trains serving it are operated by Southern, and it is the terminus of the Tattenham Corner Line. It is from . It lies on the outskirts of Epsom and is the close ...

(National Rail station code), Surrey, England

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, necklaces, waist beads, and other decor ...

*Tat, informal for cheap, tasteless, useless goods; trinkets; tatty articles or a tatty condition *Tat, short for

tattoo A tattoo is a form of body modification made by inserting tattoo ink, dyes, or pigments, either indelible or temporary, into the dermis layer of the skin to form a design. Tattoo artists create these designs using several tattooing processes ...

Tat Tvam Asi Tat or TAT may refer to: Geography * Tát, a Hungarian village * Tat Ali, an Ethiopian volcano *Trinidad and Tobago, a Caribbean country People *Tat, a son and disciple of Hermes Trismegistus * Tiffani Amber Thiessen, initials T.A.T. * Tat Wood, ...

, 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 us ...

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 ...