sort by Rank | Alpha
| Possible Meanings | Rank |
| Albany Port District Commission | *** |
| Asian and Pacific Development Centre | *** |
| Antigen Presenting Dendritic Cell | *** |
| And Pacific Development Centre | *** |
| Asian Pacific Democratic Club | *** |
| Academic Planning and Development Committee | *** |
| Advanced Professional Development Center | *** |
| Admitted Patient Data Collection | *** |
| Asia Pacific Design Center | *** |
| Air Power Development Centre | *** |
| Asia Pacific Development Centre | *** |
| Asia Pacific Distribution Centre | *** |
| Asian Pacific Directors Coalition | *** |
| ASIAN PACIFIC DENTAL CONGRESS | *** |
| Asian and Pacific Development Center | *** |
| Asian Pacific Development Center | *** |
| A Protein Detergent Complex | ** |
| Advances in Parallel and Distributed Computing | ** |
| Academic Progress Discipline Committee | ** |
| Advanced Plasma Development Center | ** |
| Ni-ammonium pyrrolidine dithiocarbamate | ** |
| Applications in Parallel and Distributed Computing | ** |
| RN/adjusted patient days of care | ** |
| Animal Products Development Center | ** |
| Asia Pacific Development Center | ** |
| Adjusted Patient Days of Care | ** |
| Advanced Platform Development Center | ** |
| Advanced PDP Develoment Center | ** |
| Advanced Product Development Centre | ** |
| Anglesey Performance Driving Centre | ** |
| Asian and Pacific Developing Centre | ** |
| Aminopyrrolidine 2 4 Dicarboxylate | ** |
| Area Planning Development Commission | ** |
| Adhari Park Development Co | ** |
| Academic Professional Development Centre | ** |
| Asia Pacific Design Centre | ** |
| Asian Pacific Development Centre | ** |
| Army Public Degree College | ** |
| Advanced PDP Development Center | ** |
| Amend Park Development Council | ** |
| Asia Pacific Dental Conference | ** |
| Asia Pacific Development Council | ** |
| Airline Personnel Directors Conference | ** |
| Advanced Process Development and Control | ** |
| Argentina Private Development Company | ** |
| Asia Pacific Design Conference | ** |
| Association of Professional Data Collectors | ** |
| Antisocial Personality Disorder of Childhood | ** |
| Asian Professional DanceSport Council | ** |
| Australian Psychiatric Disability Coalition | ** |
| Advanced Packaging Development Center | ** |
| Arkansas Public Defenders Commission | ** |
| Academic Professional Development Center | * |
| Apple and Pear Development Council | * |
| Asian Pacific Development Council | * |
| Advanced Plasma Development Centre | * |
| Area Planning and Development Commission | * |
| Asia Pacific Development Corporation | * |
| Aaron Patterson Defense Committee | * |
| Academic Policy and Development Committee | * |
| Advanced PDP Development Corporation | * |
| Aircraft Parking Docking Chart | * |
| Alton Park Development Corporation | * |
| Asia and Pacific Development Center | * |
| Association for Parents of Disabled Children | * |
| Aerospace Professional Development Center | * |
| Army Postal Distribution Centres | * |
| Assembly Parts Deconsolidation Center | * |
| Auroville Planning and Development Council | * |
| Army Publications and Distribution Center | * |
| Army Publications Distribution Center | * |
| Asociaci=n Para el Desarollo Comunitario | * |
| Asociacion Para el Desarollo Comunitario | * |