UAC
UAC is an abbreviation for:
- User Account Control, the name of the User Account Control in Windows Vista and Windows 7
- San Luis Río Colorado, an airport in Mexico IATA code
- Universidade dos Açores, University of the Azores
- Upper Area Control Centre, a facility of air traffic control, see Area Control Centre
- United Aircraft Corporation, a Russian aerospace company, see OAK ( Aviation Group )
- Unione Apostolatus Catholici, one founded by St. Vincent Pallotti spiritual community within the Roman Catholic Church, see Union of Catholic Apostolate
- Disambiguation
- Abbreviation