AE

AE, Ae, Æ or æ may refer to:

Language

Æ or æ, a letter and ligature in the Latin alphabet
æ, a phonetic symbol for a near-open front unrounded vowel
Ae (Cyrillic)
Transcriptions of Ä or ä, characters that represent a letter from several extended Latin alphabets, or the letter A with an umlaut mark or diæresis
Revised Romanisation Transcription of the jamo ㅐ in the Hangul alphabet of the Korean language
American English, the form of English spoken in the United States
Australian English, the form of English spoken in Australia
AE, the ISO 639 alpha-2 language code for Avestan language
Ae (digraph)

Adverse event in a clinical trial
Aeon, a unit of time
Almost everywhere, a mathematical expression for a property holding on the complement of a null set
Asymmetric epoxidation; see Sharpless epoxidation

.ae, the top level domain for United Arab Emirates
Adaptive equalizer (telecommunications equipment)
Adobe After Effects, software used for compositing and motion graphics
Authenticated encryption
Automatic exposure, an Exposure mode available on some cameras
- Automatic exposure control, in radiology
ASCII Express, a computer terminal program with file transfer capabilities
Artificial evolution
Canon AE-1

American Express, a financial services corporation
American Eagle (airline brand), a brand applied to regional services operated on behalf of American Airlines
American Eagle Outfitters, a Pittsburgh, Pennsylvania-based clothing company
Applied Engineering, a computer peripheral company centered on the Apple II computer
Auto Europe, a car rental consolidator
Americana exchange, a website devoted to antiquarian and rare book collecting
AE, the IATA airline designator for Mandarin Airlines
Artix Entertainment, an independent video game developer
Arizona Eastern Railroad, a predecessor of Southern Pacific Transportation Company

Albert Einstein, scientist famous for his theory of relativity
Æ, a penname of George William Russell, the Irish mystic
AE, informally used by students to refer to Imam Abu Eesa Niamatullah, a writer and lecturer
Koichi Ae, Japanese football player
Lee Young-ae, South Korean actress
Alexander Emelianenko, Russian mixed martial artist

United Arab Emirates, ISO 3166-1 and FIPS 10-4 country code
United States postal abbreviation for United States armed forces in Europe, Canada, the Middle East, and Africa

Account executive, in business management
Air Efficiency Award (1942–1999), given for ten years' service in the Royal Auxiliary Air Force
Arch Enemy
Autechre, an electronic music group
"AE", used to refer to the fifth generation of Toyota Corolla
Titan A.E., a 2000 animated movie based several hundred years in the future
AE or Æ, used in numismatic literature to indicate the bronze (from aer, aeris - the Latin name of this alloy)
AE, L'Année épigraphique, a French publication on epigraphy