| Abbreviation | Definition |
|---|---|
| ASD | Advanced Systems Development |
| ASD | Ambulatory Systems Development |
| ASD | Appalachian Sustainable Development |
| ASDAN | Alternative Schemes Development Accredited Network |
| ASDAN | Award Scheme Development Accreditation Network |
| ASDAN | Award Scheme Development and Accreditation and |
| ASDAN | Awards Scheme Development Accreditation Network |
| ASDAN | Awards Scheme Development and Accreditation Network |
| ASDC | Alberta Sport Development Centre |
| ASDC | Automotive Skill Development Corporation |
| ASDC | Automotive Skills Development Council |
| ASDE | Agency of Sustainable Development and Eurointegration |
| ASDF | Americas Sustainable Development Foundation |
| ASDF | Auto Security Development Framework |
| ASDF | AutoHotkey Script Development Facility |
| ASDF | Autoinfotainment Security Development Framework |
| ASDG | Academic Staff Development Group |
| ASDG | Autism Services Development Group |
| ASDM | Assam Skill Development Mission |
| ASDO | Air Services Development Office |