AI, A.I., Ai, or ai may refer to:
The Airbus A380 is a double-deck, wide-body, four-engine jet airliner manufactured by European manufacturer Airbus.
Air conditioning (often referred to as AC, A.C., or A/C) is the process of removing heat from a confined space, thus cooling the air, and removing humidity.
Air pollution occurs when harmful substances including particulates and biological molecules are introduced into Earth's atmosphere.
The Airbus A350 XWB is a family of long-range, twin-engine wide-body jet airliners developed by European aircraft manufacturer Airbus.
The Airbus A330 is a medium- to long-range wide-body twin-engine jet airliner made by Airbus, a division of Airbus Group.
The Airbus A320neo family is a re-engine development of its A320 family of narrow-body airliners, launched on 1 December 2010 by Airbus, where "neo" means "new engine option", with a choice of CFM International LEAP-1A or Pratt & Whitney PW1000G engines.
‘Ā’ishah bint Abī Bakr (613/614 – 678 CE; Arabic: عائشة transliteration: ‘Ā’ishah [ʕaːʔɪʃa], also transcribed as A'ishah, Aisyah, Ayesha, A'isha, Aishat, Aishah, or Aisha ) was one of Muhammad's wives.