| Acronym | Definition |
|---|
| CMRS | Center for Medieval and Renaissance Studies (UCLA) |
| CMRS | Commercial Mobile Radio Service |
| CMRS | Commercial Mobile Radio Services |
| CMRS | Clinical Magnetic Resonance Society |
| CMRS | Council-certified Microbial Remediation Supervisor (American Council for Accredited Certification) |
| CMRS | Commissioner of Metro Rail Safety (India) |
| CMRS | Certified Medical Reimbursement Specialist |
| CMRS | Child Mania Rating Scale (psychology) |
| CMRS | Crew Medical Restraint System |
| CMRS | Calibration/Measurements Requirements Summary |
| CMRS | Clarinet Merlin Receive System (US Navy) |
| CMRS | Crisis Monitoring Radio System |
| CMRS | Conventional Munitions Restricted or Suspended (US Air Force munitions system) |