- ADA stands for Alcohol and Drug Abuse (various meanings)
- ADA stands for American Diabetes Association
- ADA stands for Americans with Disabilities Act of 1990 (US)
- ADA stands for American Dental Association
- ADA stands for Average Daily Attendance
- ADA stands for Air Defense Artillery
- ADA stands for American Dietetic Association
- ADA stands for Australian Dental Association
- ADA stands for Alternative Distribution Alliance
- ADA stands for Assistant District Attorney
- ADA stands for Age Discrimination Act of 1975
- ADA stands for Audio Design Associates
- ADA stands for Adult Development and Aging (various organizations)
- ADA stands for Assistant Director of Agriculture (various organizations)
- ADA stands for Adenosine Deaminase
- ADA stands for Autoimmune Diabetes in Adults
- ADA stands for Americans for Democratic Action
- ADA stands for Antique Dealers’ Association (various locations)
- ADA stands for A Detection Algorithm (Niantic Project)
- ADA stands for Assistant Director of Admissions (various schools)
- ADA stands for Allowance for Doubtful Accounts (business accounting)
- ADA stands for Ausbildung der Ausbilder (German)
- ADA stands for Automated Data Analysis
- ADA stands for Amici dell’Arte (Italian: Friends of Art)
- ADA stands for Apple Design Award (computing)
- ADA stands for Aeronautical Development Agency (India)
- ADA stands for Anti-Deficiency Act (US DoD Regulation 7000)
- ADA stands for Aqua Design Amano (Niigata, Japan aquarium)
- ADA stands for Atlanta Development Authority (Atlanta, GA)
- ADA stands for American Dairy Association
- ADA stands for American Decency Association
- ADA stands for Anti-Deficiency Act
- ADA stands for Adipic Acid
- ADA stands for Arizona Department of Agriculture
- ADA stands for A Découvrir Absolument (French: To Discover Absolutely; online music magazine)
- ADA stands for Advanced Data Analysis
- ADA stands for Anomalous Diffraction Approximation
- ADA stands for Alberta Dental Association
- ADA stands for Afghan Development Association
- ADA stands for Automatic Data Acquisition
- ADA stands for Application Development Advisor (magazine; UK)
- ADA stands for Argentine Debating Association
- ADA stands for Advisory Area
- ADA stands for Analog/Digital/Analog (audio CD format, recording/mixing/mastering)
- ADA stands for American Dance Awards
- ADA stands for Advanced Digital Audio (filename extension)
- ADA stands for Applied Decision Analysis
- ADA stands for Amiga Demoscene Archive
- ADA stands for Anti-Drug Antibody
- ADA stands for Accessibility Development Associates (Pittsburgh, PA)
- ADA stands for Anxiety Disorders Alliance
- ADA stands for Association des Audionautes (French Internet group)
- ADA stands for Air Defense Area
- ADA stands for Adana, Turkey – Adana (Airport Code)
- ADA stands for Athletic Dealers of America (athletic equipment dealers’ association)
- ADA stands for After Date of Award
- ADA stands for Aircraft Deck Angle
- ADA stands for Action for Dysphasic Adults
- ADA stands for Atmospheric Decision Aid
- ADA stands for Association of Disability Advocates
- ADA stands for Annual Diocesan Appeal
- ADA stands for Alberta Dressage Association (Canada)
- ADA stands for Atomic Development Authority
- ADA stands for Airborne Data Automation
- ADA stands for [not an acronym] US DoD Standard Computer Software Language named after Lady Augusta Byron
- ADA stands for Advanced Decision Architectures (US Army Research Labs)
- ADA stands for Acetamidoiminodiacetic Acid
- ADA stands for Add/Drop Amplifier (Pirelli)
- ADA stands for Anti-Discrimination Association (Ulster)
- ADA stands for Anti-Docking Alliance (UK)
- ADA stands for Australasian Desalination Association
- ADA stands for Arbeitsgemeinschaft Dermatologische Angiologie
- ADA stands for Array Drive Assembly
- ADA stands for Ancillary Data Access
- ADA stands for All Disclaimers Apply
- ADA stands for Alamo Dressage Association
- ADA stands for Affiliated Data Center
- ADA stands for Automatic Directory Assistance
- ADA stands for Actual Date of Arrival
- ADA stands for Activity Discard Acknowledgment
- ADA stands for Acquisition Decision Authority
- ADA stands for Alternate Delay Accumulation
- ADA stands for Adult Diabetes Association
- ADA stands for Air Defense Authority
- ADA stands for Asociación de Derecho Ambiental (Spanish: Environmental Law Association)
- ADA stands for Application Domain Authority
- ADA stands for Aviation Data and Analysis (system)
- ADA stands for Adaptive Diagnosis Algorithm
- ADA stands for American Defense Agency (fictitious organization in novel by Dylan Diggs)
- ADA stands for Alaska Dressage Association, Inc.
- ADA stands for Alternative Discipline Agreement
- ADA stands for Airdrop Damage Assessment (US DoD)
- ADA stands for Advanced Delivery Alert
- ADA stands for Automatic Delivery Alert
- ADA stands for Arbeitsgemeinschaft Deutscher Aufbereitungs-Ingenieure (German: Treatment of German Engineers)
- ADA stands for Alpha Dressage Association (Florida)
- ADA stands for Analysis & Design of Algorithms
- ADA stands for Angus Dortmans Associates, Inc (Mississauga, ON, Canada)
- ADA stands for Another Darn Acronym
- ADA stands for Alert Dispersal Area
- ADA stands for Agents Draft Authority
- ADA stands for Additional Drill Assemblies
- ADA stands for Area Defense Administrator
- ADA stands for Asymptotic Diophantine Approximation
- ADA stands for Asynchronous Device Adapter
- ADA stands for Associate Director of Acquisition
- ADA stands for Association Dauphinoise d’Aquariophilie (French aquarium association)
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