AUI may stand for: * Ethernet's

Attachment Unit Interface The Attachment Unit Interface (AUI) is a physical and logical interface defined in the IEEE 802.3 standard (additionally published in FIPS PUB 107) for 10BASE5 Ethernet and the earlier DIX standard. The physical interface consists of a 15-pin D ...

, a 15-pin D-connector * aUI, a constructed language * The ICAO code for

Ukraine International Airlines Ukraine International Airlines PJSC, often shortened to UIA, is the flag carrier and the largest airline of Ukraine, with its head office in Kyiv and its main hub at Kyiv's Boryspil International Airport. It operated domestic and internationa ...

, Ukraine * The National Rail code for Ardlui railway station, United Kingdom *

Associated Universities, Inc Associated Universities, Inc. (AUI) is a research management corporation that builds and operates facilities for the research community. It is a not-for-profit 501(c)(3) corporation headquartered in Washington, D.C., United States. The current p ...

., the corporation that operates the National Radio Astronomy Observatory (NRAO) *

Amiga User International ''Amiga User International'' (or ''AUI'') was a monthly computer magazine published in its later years by AUI Limited, it was the first dedicated Amiga magazine in Europe and in comparison to other Amiga magazines, AUI had a more serious persp ...

, a monthly magazine dedicated to the Amiga computer *

Al Akhawayn University Al Akhawayn University (, Berber: ''Tasdawit En Wawmaten'') is an independent, public, not-for-profit, coeducational university in Ifrane, Morocco, from the imperial city of Fez, in the Middle Atlas Mountains. The medium of instruction is th ...

, a university located in Ifrane, Morocco *

Adaptive user interface An adaptive user interface (also known as AUI) is a user interface (UI) which adapts, that is changes, its layout and elements to the needs of the user or context and is similarly alterable by each user. These mutually reciprocal qualities of b ...

* Audible user interface, for blind people to use digital devices *

Attentive user interface Attentive user interfaces (AUI) are user interfaces that manage the user's attention. For instance, an AUI can manage notifications, deciding when to interrupt the user, the kind of warnings, and the level of detail of the messages presented to the ...

* Gold monoiodide, chemical formula AuI

See also