sort by Rank | Alpha
| Possible Meanings | Rank |
| Africa Regional Development Centre | **** |
| Amateur Radio Digital Communications | **** |
| Army Research and Development Center | **** |
| Attorney Registration Disciplinary Commission | **** |
| Arrowhead Regional Development Commission | *** |
| Automotive Research and Development Center | *** |
| African Research and Documentation Center | *** |
| Agricultural Research and Development Center | *** |
| and rural development corporation | *** |
| AIDS Related Dementia Complex | *** |
| Advanced Research and Development Committee | *** |
| Attorney of DuPage County | *** |
| Agriculture and Rural Development Council | *** |
| Automotive Research and Development Centre | *** |
| Alaska Rural Development Council | *** |
| Arvida Research and Development Centre | *** |
| Ag Research and Development Center | *** |
| Agriculture Research Development Center | *** |
| Animal Regulation and Disease Control | *** |
| Admission Review Dismissal Committee | *** |
| Arc Royal Defense Cordon | *** |
| Advanced Research and Development Centres | *** |
| Anti Racism and Diversity Committee | *** |
| Assistant Resident District Commissioner | *** |
| Agricultural Rural Development Center | *** |
| Attorney Registration and Disciplinary Committee | *** |
| AIDS-related dementia complex | ** |
| Aircraft Research and Design Centre | ** |
| Aquaculture Research and Development Centre | ** |
| American Russian Dental Center | ** |
| Applied Research and Design Center | ** |
| Anti Racism Diversity Committee | ** |
| Applied Research and Development Center | ** |
| Aerospace Research Development Center | ** |
| Augusta Regional Dental Clinic | ** |
| Arvida Research and Development Center | ** |
| Agricultural and Rural Development Corporation | ** |
| African Refugees Development Center | ** |
| Agricultural Research and Development Corporation | ** |
| Arkansas Rural Development Commission | ** |
| Arkansas Rural Development Conference | ** |
| Agriculture Refinance and Development Corporation | ** |
| American Repertory Dance Company | ** |
| Agricultural and Rural Development for Catanduanes | ** |
| Attorney Registration and Discipline Commission | ** |
| Agricultural Refinance & Development Corporation | ** |
| Agriculture Research and Development Center | ** |
| Association of Rural District Councils | ** |
| Attorney Registration Disciplinary Committee | ** |
| Artificial Reef Development Center | ** |
| Advances in Robot Dynamics and Control | ** |
| Aircraft Research Design Centre | ** |
| Agriculture and Rural Development Corporation | ** |
| A Richard Diebold Center | ** |
| Agricultural Refinance and Development Corporation | ** |
| Annual Research Data Collection | ** |
| American Rail Dispatching Center | ** |
| Agricultural and Rural Development Centres | ** |
| Aircraft Research and Design Center | ** |
| Aircraft Research and Development Centre | ** |
| Asian River Dolphin Committee | ** |
| Attorneys Registration and Disciplinary Commission | ** |
| Aircraft Research Design Center | ** |
| Armament Research and Development Center | ** |
| Arrowhead Regional Development Corporation | ** |
| Academic Review and Development Committee | ** |
| Agricultural and Rural Development Council | ** |
| Air Research Development Center | ** |
| Alfa Romeo Drivers Club | ** |
| Air Research and Development Center | ** |
| AIR ROUTE Development Committee | ** |
| Arrowhead Regional Development Council | ** |
| African Research and Documentation Centre | * |
| Agricultural and Rural Development Cooperation | * |
| American Race Drivers Club | * |
| Armament Research and Development Command | * |
| Arrowhead Regional Development Center | * |
| Adolescent Reception and Detention Center | * |
| Adult Reception and Diagnostic Center | * |
| Advanced Radiology Diagnostic Center | * |
| Agricultural Research and Development Centers | * |
| Agricultural Research Development Centres | * |
| Agricultural Rural Development Corporation | * |
| Agriculture Refinance Development Corporation | * |
| Academic Research and Data Center | * |
| Admission Review and Dismissal Committee | * |
| Agricultural Research and Development Centres | * |
| Agricultural Research Development Corp | * |
| ARES RACES of Delaware County | * |
| Atlantic Regional Data Centre | * |
| Atlantic Research Data Centre | * |
| atlantic rural development coalition | * |
| Auxiliary Repair Dock Concrete | * |
| Asia Regional Distribution Centre | * |
| Association for Rubber Development of Cambodia | * |
| Atlanta Regional Distribution Center | * |
| Agricultural Research Development Centre | * |
| ANZ Rewards Diners Club | * |
| Argo Regional Data Center | * |
| Arlington Regional Data Center | * |
| Atlantic Region District Council | * |
| US Army Armament Research and Development Center | * |
| Area Reintegration and Development Center | * |
| American Research and Development Corporation | * |
| Acid Rock Drainage Conference | * |
| Automatic Remote Data Collection | * |