AOD
AOD may refer to:
Army
- Army Ordnance Department, a forerunner of the British Royal Army Ordnance Corps (RAOC)
 
Arts and entertainment
Film
- Army of Darkness, a 1993 film, third in the Evil Dead series
 
Music
- Adrenalin O.D., a US hardcore punk band
 - Act of Depression, the debut album by Underoath
 - Art of Dying (band), a hard rock band
 - Assembly of Dust, an American rock band
 - Aubrey O'Day, an American singer/dancer
 - Alastair O'Donnell, a British record producer and guitarist
 
Video games
- Tomb Raider: The Angel of Darkness, the 6th game in the Tomb Raider series
 - Art of Defense, a type of multiplayer game common in Command & Conquer Generals: Zero Hour
 - Astro On Demand, a Hong Kong TVB subscription channel
 - Arsenal of Democracy (video game), a grand strategy wargame
 - Angels of Death (video game), a Japanese horror adventure game
 
Other
- Animation On Display, formerly Anime Overdose and then AOD: The San Francisco Animation Convention
 
Fraternal order
- Ancient Order of Druids, fraternal order revived in London in 1781
 
Politics
- Alliance of Democracies, non-profit organisation
 
Religion
Science and technology
- Acousto-optic deflector, a device for controlling an optical beam
 - Advanced optical disc, an old name for HD DVD, digital optical media
 - Argon oxygen decarburization, a process in stainless steel making
 - Automatic overdrive transmission, a vehicle transmission
 - Above ordnance datum, a level expressed as a height above mean sea level
 - Adult onset diabetes, a metabolic disorder, characterized by high blood glucose
 - Aerosol optical depth, a measure for small particles suspended in the atmosphere
 - Always on display, a screen feature of certain smartphones
 - Audio on demand, a system for listening to audio content
 
Other
- Alcohol and Other Drugs (AOD) refers to substances, legal or illegal, that can alter mood, behavior, or physical functioning.
 - Architecture Overview Document, a document related to Solution architecture, details the high-level requirements, principles and constraints that bound to particular project.