ASD

ASD may refer to:

In science and technology

Biology

• ASD (database)
• Asd RNA motif
• Aspartate-semialdehyde dehydrogenase

Medicine

• Acute stress disorder, a psychiatric disorder
• Antiseizure drug
• Antiseptic Dorogov's Stimulator
• Arthroscopic subacromial decompression, a surgical shoulder joint procedure
• Atrial septal defect
• Autism spectrum disorder

Computing

• Accredited Symbian Developer, a qualification for developers of software for Symbian OS
• Adaptive Software Development, a software development process
• Aircraft and Scenery Designer integration module, an add-on product for Microsoft Flight Simulator 4.0
• Andromeda Software Development, a Greek demogroup
• Application Specific Device, Wi-Fi certification type

Other uses in science and technology

• Adjustable-speed drive, electronic equipment that drives motor on a user chosen frequency
• Allowable stress design, a structural design methodology
• Aspirating smoke detector, a form of smoke detector
• Azimuth stern drive (cf. azimuth tractor drive), a drive/direction system for state of the art tugboats

Transport

• Air Sinai, by ICAO code
• Aeronautical Systems Division (1961-1992), US Air Force technical division
• Amsterdam Centraal railway station, station code
• Andros Town International Airport, by IATA code
• ASD STAN, Aerospace and Defense Industries Association of Europe - Standardization

Education

United States

• Academy for Science and Design, a charter school in Nashua, New Hampshire
• American School for the Deaf in Hartford, Connecticut
• Anchorage School District, the district of schools in Anchorage, Alaska
• Armstrong School District (Pennsylvania), the district of schools in Armstrong County, Pennsylvania
• Ashland School District (Oregon), the district of schools in Ashland, Oregon
• Avondale School District, the district of schools in Auburn Hills, Michigan

Other places

• American School of Doha, a private high school in Qatar
• American School of Douala, an international school in Cameroon
• American School of Dubai, an educational institute located in Dubai, United Arab Emirates

Government and politics

• Australian Signals Directorate, Australia's signals intelligence agency
• Alliance for Social Democracy, a political party in Benin
• Architectural Services Department, the architecture office of the Hong Kong government

Other uses

• A Skylit Drive, a six-piece, post-hardcore band
• Another Single Day, an American rock band
• Asas language, by ISO 639 code
• ASD, 2015 release by American band, A Skylit Drive