| Acronym | Definition |
|---|
| CMSS | Creative Multi-Speaker Surround |
| CMSS | Creative Multi Speaker Surround |
| CMSS | Council of Medical Specialty Societies |
| CMSS | Construction Management Support Services |
| CMSS | Call Management Server Signaling |
| CMSS | Cleveland Music School Settlement (Ohio) |
| CMSS | Chicago Marine Safety Station (Illinois) |
| CMSS | Capital Markets Surveillance Services (Sydney, Australia) |
| CMSS | Configuration Management Support System |
| CMSS | Crisis Management Support System |
| CMSS | Carnegie Mellon Solar Splash |
| CMSS | Cryptologic Management Support System |
| CMSS | Comprehensive Military Medical Surveillance |
| CMSS | Cable Management Signaling System (Sprint) |