# AIS

AIS may refer to:

## Medicine

* Abbreviated Injury Scale, an anatomical-based coding system to classify and describe the severity of injuries
* Acute ischemic stroke, the thromboembolic type of stroke
* Androgen insensitivity syndrome, an intersex condition in which there is an inability of many cells in the affected genetic male to respond to androgenic hormones
* Athens Insomnia Scale, used to measure severity of insomnia

## Organizations and companies

* Advanced Info Service, Thai mobile phone operator
* Akademio Internacia de la Sciencoj San Marino (International Academy of Sciences San Marino), a scientific association
* AIS Airlines, Dutch airline
* Armée islamique du salut, military wing of the Islamic Salvation Front, a former political party in Algeria
* Asahi India Glass Limited, Indian manufacturing company
* Association for Information Systems, an international professional organization
* Australian Information Service, historical Australian government agency (1973–1986)
* Australian Institute of Sport, a division of the Australian Sports Commission
* Australian Iron & Steel
* Aviatsionnaya Ispitatelnaya Stantsiya, Russian World War I naval aviation station and aircraft company

## Schools

* Abu Dhabi International School in Abu Dhabi, United Arab Emirates
* Agnes Irwin School in Pennsylvania, U.S.
* Ahmadhiyya International School in Malé, Maldives
* Almaty International School in Almaty, Kazakhstan
* American International School (disambiguation), several schools, some known as AIS
* Antonine International School, in Ajaltoun, Lebanon
* Antwerp International School, in Antwerp, Belgium
* Atlanta International School, in Georgia, U.S.
* Australian International School (disambiguation), several schools, some known as AIS

## Software and technology

* Accounting information system, a system of collecting, storing and processing financial and accounting data
* Aeronautical Information Service, distributor of air navigation information
* Automatic identification system, for tracking marine vessels
* Alarm indication signal in a telecommunications system
** Alarm indication signal line (AIS-L)
** Alarm indication signal path (AIS-P)
* Alternate Instruction Set, a second processor mode in Centaur/VIA C3 x86 CPUs
* Application Interface Specification, for high-availability application software
* Artificial immune system, in artificial intelligence
* AI safety, a field concerned with preventing harmful consequences that could result from artificial intelligence
* Artificial Intelligence System, a distributed computing project undertaken by Intelligence Realm, Inc.
* Automotive Industry Standards, vehicle technical specifications of India
* Automated information system, an assembly of computer hardware, software, firmware, or any combination of these, configured to accomplish specific information-handling operations

## Others

* AIS, IATA code for Arorae Island Airport, Kiribati
* Ais, Etruscan word meaning 'god'
* Ais people, a Native American tribe living on the Atlantic coast of Florida, U.S.
* Ais, an alternate spelling of Eyeish, a native American tribe in Texas, U.S.
* American Indycar Series (1988–2005), a former American auto racing series