- ADDM stands for Atrium Discovery and Dependency Mapping (software)
- ADDM stands for Automatic Database Diagnostic Monitor (Oracle Database 10g)
- ADDM stands for A&D Data Management (Siemens MCIS suite)
- ADDM stands for Adjustment Order with Depressed Mood (psychology)
- ADDM stands for Asynchronous Digital Data Modem
- ADDM stands for Assistant District Director for Management
- ADDM stands for Acquisition Document Development and Management (US Air Force)
- ADDM stands for Asynchronous Distributed Decision Making
- ADDM stands for Asynchronous Digital Data Multiplexing
- ADDM stands for Automated Documentation Development and Maintenance
ADDM