sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Advanced Digital and Analog Collection System | *** |
| Activities for the Development and Consolidation | *** |
| Antenatal Diagnosis and Counselling Service | ** |
| Advanced Deburring and Chamfering System | * |
| Advanced Digital Audio Collection System | * |
| Attitude Determination and Control Subsystem | * |
| Avionics Data Acquisition Control System | * |
| Alarm and Distributed Access Control System | * |
| Automatic Data Acquisition and Control System | * |