| Abbreviation | Definition |
|---|---|
| ASCL | Arkansas State Crime Laboratory |
| ASCL | Autonomous Systems and Control Laboratory |
| ASCL | Autonomous Systems and Controls Laboratory |
| ASCOT | Anglo Scandinavian Cardiac Outcomes Trial |
| ASCP | American Society for Clinical Pathology |
| ASC-US | Atypical squamous cells of undetermined significance |
| ASE | Active Selection of Experiments |
| ASEL | Applied Science and Engineering Laboratories |
| ASEL | Applied Space Exploration Laboratory |
| ASI | Advanced Solutions, Inc. |
| ASL | Adaptive Switch Laboratories |
| ASL | Advanced Supplementary Level |
| ASL | Applied Science Laboratories |
| ASL | Arterial Spin Labeling |
| ASL | Arterial Spin Labelling |
| ASLAP | American Society Of Laboratory Animal Practioners |
| ASLL | Applied Spectroscopy Laser Laboratory |
| ASLM | African Society for Laboratory Medicine |
| ASLM | African Society of Laboratory Medicine |
| ASLN | Authorized Service Laboratories Naktuinbouw |