MDA

MDA, mda or variants may refer to:

• Meghalaya Democratic Alliance (2003–2008), in India
• Meghalaya Democratic Alliance (2018–present), in India
• Movement for Democracy in Africa, in Burkina Faso

• MDA (company), a Canadian space technology company
• Magen David Adom, Israel's emergency medical, disaster, ambulance and blood bank service
• Malaysia Design Archive, a non-profit private organization
• Media Development Authority, in Singapore
• Medical Devices Agency, now part of Medicines and Healthcare products Regulatory Agency, in the UK
• Minnesota Department of Agriculture, in the U.S.
• Missile Defense Agency, an agency of the U.S. Department of Defense
• Muscular Dystrophy Association, an American organization
• Museum Documentation Association, now Collections Trust, a British charity
• Myanmar Dental Association, a professional association

• A. P. Mda (1916-1993) South African political activist
• Zakes Mda (born 1948) South African author

• MDA framework (Mechanics-Dynamics-Aesthetics), a tool used to analyze games
• Message delivery agent, software to route e-mails
• Mechanical design automation, a branch of computer-aided design
• Microconnect distributed antenna, a kind of transmitter/receiver
• T-Mobile MDA (Mobile Digital Assistant), a mobile phone
• Model-driven architecture, a software design approach
• IBM Monochrome Display Adapter, a video display card and computer display standard

• 3,4-Methylenedioxyamphetamine, known as MDA, a recreational drug
• 4,4'-Methylenedianiline, an industrial chemical
• Malondialdehyde, an organic compound
• Medium-density amorphous ice, a phase of ice
• Metal deactivator or metal deactivating agent, stabilising fuel additive

• MDa, mega Dalton (unit), a non-SI unit of mass
• Mass drug administration
• Mean directional accuracy, a measure of prediction accuracy of a forecasting method in statistics
• Mesocyclone detection algorithm
• Minimum detectable activity, in whole-body counting measuring radioactivity
• Multiple discriminant analysis, a multivariate dimensionality reduction technique
• Multiple displacement amplification, a DNA amplification technique

• Moldova, a country in Europe, ISO 3166-1 country code MDA
• MDA (TV series), an Australian TV show
• MD&A, management discussion and analysis, part of a financial statement
• Maritime domain awareness, understanding the maritime domain that could impact security, safety, economy, or environment
• Master of Defence Administration, a degree awarded by Cranfield School of Management
• Methods, data, analyses, academic journal for survey methodology
• Minimum descent altitude in an instrument approach in aviation
• Mada language, ISO 939-3 language code mda
• Leica MDa, a variant of the Leica M1 camera