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The word at is an English word, which may act as a preposition

AT may also refer to:



  • Austria's ISO, 2-letter country code
    • .at, the Internet country code top-level domain for Austria
  • Anguilla, a World Meteorological Organization country code
  • Ashmore and Cartier Islands (FIPS 10-4 territory code and obsolete NATO country code
  • Atchison County, Kansas (county code)
  • Province of Asti, a province of Italy in the ISO 3166-2:IT code
  • At, Bihar, a village in Aurangabad district, Bihar
  • Appalachian Trail, an over 2,000 mile long trail in the eastern United States

Science and technology

  • Astatine, the chemical symbol for the element
  • Ampere-turn (symbol), an International System of Units (MKS) unit of magnetomotive force
  • A subdivision equal to 1/100 of a Kip, the unit of currency in Laos
  • Attotesla, 10 18 tesla, an SI derived unit of magnetic flux density
  • Technical atmosphere (symbol), physical unit of pressure
  • Aarne-Thompson classification system
  • Acceptance test
  • An lisis Transaccional (Spanish "Transactional analysis"), a psychological method
  • Ataxia telangiectasia, an immunodeficiency disorder
  • Appropriate Technology
  • Assistive technology
  • Automatic transmission
  • Antithrombin


  • IBM Personal Computer/AT
    • AT form factor for motherboards and computer cases
    • The common name for the 5-pin DIN keyboard connector
  • Hayes command set for computer modems (all commands begin with the characters "AT")
  • @ (or "at sign"), the punctuation symbol now typically used in e-mail addresses (and more recently, tweets)
  • at (Unix), to schedule tasks to be performed at a later date
  • at (Windows), to schedules other commands to be run at a certain time

Other uses

  • At-Bristol, a science centre in Bristol
  • Anaerobic threshold
  • Anti-tank weapon
  • Aviation Electronics Technician, a rating in the United States Navy
  • Royal Air Maroc (IATA airline designator)

See also

ca:At cs:AT da:AT de:AT el:AT es:AT eo:At fa:AT fr:AT gl:AT ko:AT it:AT he:At sw:AT la:AT lv:AT lt:AT hu:IBM-kompatibilis PC nl:AT ja:AT no:AT pl:At pt:AT ro:AT ru:AT ( ) sk:At sl:AT fi:At sv:AT tr:At (anlam ayr m ) zh:AT

Source: Wikipedia | The above article is available under the GNU FDL. | Edit this article

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