| Acronym | Definition |
|---|
| XM➣Examination |
| XM➣Cross-Match |
| XM➣Experiential Marketing |
| XM➣Expansion Module |
| XM➣Extended Module (music file extension) |
| XM➣Experimental Model (US Army) |
| XM➣Cross Memory |
| XM➣Excel Macro Virus |
| XM➣External Master |
| XM➣No Modulation (satellite radio) |
| XM➣Execution Manager CSCI |
| XM➣Cross Modulation Ratio |