| Digital Archives Specialist | Academic & Science |
| Denver Astronomical Society | Academic & Science |
| Decision Analysis Society | Academic & Science |
| Data Access Service | Academic & Science |
| Delaware Anime Society | Academic & Science |
| Days At Sea | Academic & Science |
| Dental Anatomy Simulation | Academic & Science |
| Great Bear Lake | Airport Code |
| Delivery Area Surcharge | Business |
| Diversified Agency Services | Business |
| Dutch Aquarium Systems | Business |
| Delft Active Suspension | Chemistry |
| Detroit Audubon Society | Community |
| Diversity Alliance for Science | Community |
| Downey Adult School | Community |
| Dial A Song | Community |
| Dual Access Station | Community |
| Dark Angels of Sin | Community |
| Deep And Shallow | Community |
| Differential Ability Scale | Community |
| Door Answering System | Computer and Networking |
| Decimal Adjust After Subtraction | Computer Assembly Language |
| Dual Attachment Station | Computer Hardware |
| Distributed Aml (automated Media Libraries) Server | Computer Hardware |
| Distributor And Scanner | Computing |
| Design Automation Standard | Computing |
| Digit Analysis Selector | Computing |
| Distributed Sequence Annotation System | Computing |
| Dynamic Anti Spam | Computing |
| Dialup Access Service | Computing |
| Datacenter Automation Suite | Computing |
| Directory Assistance System | Computing |
| Disk Array Subsystem | Computing |
| Digital Access Service | Computing |
| Device Association Service | Computing |
| Data Analytics Supercomputer | Computing |
| Direct Access Software | Computing |
| Data Analysis System | Computing |
| Dynamically Assigned Sockets | Computing |
| Data Access Services | Computing |
| Direct Access Storage | Computing |
| Data Archival Subsystem | Computing |
| Device Access Software | Computing |
| Dataset Attribute Structure | Database Management |
| Data Access Server | Database Management |
| Digital Audio System | Electronics |
| Direct Absorption Spectroscopy | Electronics |
| Dimer-adatom-stacking Fault | Electronics |
| Discrete Amplifier Stage | Electronics |
| Deadly Assassination Squad | General |
| Density Analysis System | General |
| Dallas Aeronautical Services | General |
| Delayed Auto Shift | General |
| Dynamic Animation Systems | General |
| Dynamic Animation | General |
| Distributed Antenna Systems | General |
| Dallas Animal Services | General |
| Department of Administrative Security | General |
| Direct Adapative Steering | General |
| Division of Administrative Services | General |
| Dialed Access Service | General |
| Directly Attached Storage | General |
| Dual Axis Steering | General |
| Diagnostic Assistance System | General |
| Dynamic Air Suspension | General |
| Driver Assistance System | General |
| Double After Split | General |
| Driver Authorization System | General |
| Delphi Automotive Systems | General |
| Data Aggregation System | General |
| Driver Alert Support | General |
| Driver Attention Simulator | General |
| Deutscher Automobil Schutz | General |
| Detroit Auto Show | General |
| Digital Automotive Space | General |
| Direct Adaptive Steering | General |
| Dynamic Adaptive Suspension | General |
| Debt Arrangement Scheme | General |
| Diagnosis Assistance System | General |
| Digital Addressable System | General |
| Domain Administration Server | General |
| Direct Attach Storage | General |
| Decision Aid System | General |
| Distributed Aperture System | General |
| Decentralized and Secure | General |
| Decentralization and Security | General |
| Domain Availibility Service | General |
| Driver Attention Support | General |
| Driver Alert System | General |
| Driving After Suspension | General |
| Der Autobahn Scrapers | General |
| Distributor Advance Solenoid | General |
| Driver Anger Scale | General |
| Driving Advisory Systems | General |
| Dooring Alert Systems | General |
| Driver Attention State | General |
| Dependable Auto Shippers | General |
| Draexlmaier Automotive System | General |
| Denver Auto Show | General |
| Daytona Shelby | General |
| Driver Attention System | General |
| Dawn Alliance Ship | General |
| Dark Angels Site | General |
| Division of Apprenticeship Standards | Governmental |
| DHASA JN | Indian Railway Station |
| De.Alt.Sex | Internet |
| Don't Act Stupid | Internet |
| Double Asymptotic Scaling | Maths |
| Days After Sowing | Measurement Unit |
| Disability Access Service | Medical |
| Disability and Aging Services | Medical |
| Developmental apraxia of speech | Medical |
| Disability Access Services | Medical |
| Dental Arm Support | Medical |
| Disease Activity Score | Medical |
| Date Arrived On Station | Military and Defence |
| Defense Avionics System | Military and Defence |
| Director of The Army Staff | Military and Defence |
| Deep Air Support | Military and Defence |
| Direct Access Subscriber | Military and Defence |
| Distributed Annotation System | Networking |
| Direct Attached Storage | Networking |
| Distributed Application Services | Networking |
| Distributed Application Support | Networking |
| Dead Air Space | Radio Science |
| Direct Access Scheme | Softwares |
| Dynamic Allocated Space | Softwares |
| Data Acquisition System | Space Science |
| Data Analysis Station | Space Science |
| Digital Address System | Space Science |
| Digital Avionics System | Space Science |
| Documentation Accountability Sheet | Space Science |
| Deep and Short | Sports |
| Distributed Antenna System | Telecommunication |
| Dhasa Junction | Transport & Travel |
