| ADDM | A D Data Management 
| Others |
| ADDM | Acquisition Document Development Management
| Others |
| ADDM | Add Memory
| Others |
| ADDM | Affordable Distributed Data Mining
| Others |
| ADDM | All Digital Design and Manufacturing
| Others |
| ADDM | Application Discovery and Dependency Mapping
| Others |
| ADDM | Asynchronous Digital Data Modem
| Others |
| ADDM | Asynchronous Distributed Decision Making
| Others |
| ADDM | Atrium Discovery and Dependency Mapping
| Others |
| ADDM | Audit Data Delta Monitor
| Others |
| ADDM | Autism and Developmental Disabilities Monitoring
| Others |
| ADDM | Autism Developmental Disabilities Monitoring
| Others |
| ADDM | Automated Documentation Development and Maintenance
| Others |
| ADDM | Automatic Database Diagnostic Monitor
| Others |