| Acronym | Definition |
|---|
| IDM | Internet Download Manager (software) |
| IdM | Identity Management |
| IDM | Identity Manager (Novell) |
| IDM | Institute of Direct Marketing |
| IDM | Inconet Data Management (Lebanon ISP) |
| IDM | Identity Driven Manager (HP) |
| IDM | Idiom |
| IDM | Improved Data Modem |
| IDM | Integrated Device Manufacturer |
| IDM | Information and Data Management |
| IDM | Institute of Development Management |
| IDM | Infant of a Diabetic Mother |
| IDM | Information Dissemination Management (US DoD) |
| IDM | Injector Driver Module |
| IDM | IDS Device Manager (Cisco) |
| IDM | Intuitive Design Method |
| IDM | Ian D Mead (Computer Solutions) |
| IDM | Integrated Database Management |
| IDM | Indirect Materials |
| IDM | Ignition Diagnostic Module |
| IDM | Interleave-Division Multiplexing |
| IDM | In Dry Matter (food science) |
| IDM | Integrated Design Method |
| IDM | Informatics and Marine Data |
| IDM | Integrated Diagnostic Model |
| IDM | Incomplete Difference Matrix |
| IDM | Image Definition Message |
| IDM | Internet Distance Mapping |
| IDM | Internal Digital Modulation (Agilent) |
| IDM | Inside Dimension Male |
| IDM | Infinity Digital Media (Sydney, Australia) |
| IDM | Internal Department Manifest |
| IDM | Integrated Deployment Model (US TSA) |
| IDM | Imaging Document Management (software) |
| IDM | Internationale Deutsche Motorradmeisterschaft (German: International German Motorcycle Championship) |
| IDM | Intelligent Design Movement (religious campaign) |
| IDM | Intelligent Device Management |
| IDM | Investment Decision Management |
| IDM | It Don't Matter |
| IDM | Integrated Disease Management (for plant diseases) |
| IDM | Integrated Document Management |
| IDM | Intelligence Data Management |
| IDM | Intelligent Dance Music |
| IDM | Intelligent Database Machine |
| IDM | Intranet Design Magazine |
| IDM | Intrusion Detection Monitor |