ARCU
| Acronym | Definition |
|---|---|
| ARCU | Advanced RAID (Redundant Array of Independent Disks) Configuration Utility |
| ARCU | American to Russian Converter Unit |
| ARCU | Arctic Research Consortium of the United States (Fairbanks, AK) |
| ARCU | Acute Respiratory Care Unit |
| ARCU | Automatic Root Certificate Update |