UAT may refer to: Unit auxiliary transformer, step-down transformer supplies voltage to auxiliary loads of power station Correcaminos UAT, a Mexican association football club based in Ciudad Victoria, Tamaulipas Union Aéromaritime de Transport, a former French airline which became Union des Transports Aériens after merging with Transports Aériens Intercontinentaux in 1963 Universal Access Transceiver, a physical link proposed for the Automatic Dependent Surveillance-Broadcast (ADS-B) aviation technology University of Advancing Technology, a private for-profit university located in Tempe, Arizona University of Alabama, located in Tuscaloosa, Alabama, one of three public universities in the University of Alabama system Universidad Autónoma de Tamaulipas, public university in the state of Tamaulipas, Mexico User acceptance testing, a process of verifying that a system meets mutually agreed-upon requirements