ADT

ADT or Adt may refer to:

Computers

• Abstract data type
• Algebraic data type, a composite type in computer programming
• Alternating decision tree, a machine learning method
• Android Development Tools, a plugin for the Eclipse IDE
• Asynchronous data transfer

Technology

• Active Denial Technology, a non-lethal, directed-energy weapon developed by the U.S. military
• Automatic double tracking, an audio recording technology
• Admission, discharge, and transfer system, a system for the structure of other types of business systems

Biology and medicine

• Androgen deprivation therapy, a common component of treatment for prostate cancer
• Azadithiolate cofactor, an organosulfur compound found in some enzymes

Organizations

• The ADT Corporation, formerly American District Telegraph, provides residential and small business electronic security and similar services in many countries.
• ADT College, in London

Other

• Ada Municipal Airport, airport in Oklahoma (IATA: ADT)
• Adnyamathanha language
• Adult, airline passenger type
• Air Departure Tax in Scotland
• American death triangle, a deprecated rock climbing anchor system
• American Discovery Trail, a system of recreational trails in the United States
• Asian Development Tour, a golf tour
• Asociación Deportiva Tarma, a Peruvian association football club
• Atlantic Daylight Time
• Average Daily Traffic, used in transportation planning