sort by Rank | Alpha
| Possible Meanings | Rank |
| Assistant Dean for Student Affairs | **** |
| and disability services administration | **** |
| Asbestos Diseases Society of Australia | *** |
| Aging Disability Services Administration | *** |
| American Dental Society of Anesthesia | *** |
| Advanced Data Structures Algorithms | *** |
| intra-arterial digital subtraction arteriography | ** |
| American Deputy Sheriffs Association | ** |
| Alaska Deep Sea Adventures | ** |
| Australasian Drama Studies Association | ** |
| Amateur Dance Sport Association | ** |
| Art and Design Students Association | ** |
| Associate Director for Scientific Administration | ** |
| Advances in Dynamical Systems and Applications | ** |
| American Dental Student Association | ** |
| Alberta Diagnostic Sonographers Association | ** |
| Airdrie and District Soccer Association | ** |
| Association for Dietetics in Southern Africa | ** |
| Asian Directory of South Australia | ** |
| Auckland Down Syndrome Association | ** |
| Association of Dietetics in South Africa | ** |
| American Diary Science Association | ** |
| Association for Dietetics in SA | ** |
| Advanced Degree Students Association | ** |
| Advanced Degree Student Association | ** |
| Australian Day Surgery Association | ** |
| Arkansas Down Syndrome Association | ** |
| Attention Deficit Scale for Adults | ** |
| Australian Drama Studies Association | ** |
| AIDS Day Service Association | * |
| Advanced Driver Software Architecture | * |
| Asbestos Disease Society of Australia | * |
| Airport Designated Security Area | * |
| Adult Day Services Associations | * |
| Aging and Disabilities Service Administration | * |
| Alberta Debate Speech Association | * |
| Alliance for Drug Safety and Access | * |
| Analogue Design Synthesis Assistant | * |
| Aswwc Digital Senate Archive | * |
| Attitude Displacement Sensor Assembly | * |
| Automatic Dependent Surveillance Addressed | * |
| Automatic Dependent Surveillance Automation | * |
| Aging and Disability Service Administration | * |
| Aging Disabilities Services Administration | * |
| Architecture and Design Student Association | * |