| Acronym | Definition |
|---|
| DCU➣DC Universe (comics) |
| DCU➣Dublin City University |
| DCU➣D.C. United (soccer) |
| DCU➣Desert Camouflage Uniform |
| DCU➣Display Control Unit |
| DCU➣Digital Federal Credit Union |
| DCU➣Data Concentrator Unit |
| DCU➣Desert Combat Uniform |
| DCU➣Digital Control Unit |
| DCU➣Delayed Coker Unit |
| DCU➣Display and Control Unit (NASA) |
| DCU➣Desjardins Credit Union (Canada) |
| DCU➣Dispersion Compensation Unit (Cisco) |
| DCU➣Dispersion Compensation Unit |
| DCU➣Data Control Unit |
| DCU➣Danmarks Cykle Union |
| DCU➣Distributed Control Unit (computer hardware) |
| DCU➣Den-En Chofu University (Japan) |
| DCU➣Data Collection Unit |
| DCU➣Division of Colleges and Universities |
| DCU➣Drinker's Check-Up |
| DCU➣Diplôme Comptable d'Université (French: University Diploma of Accounting) |
| DCU➣Device Configuration Utility |
| DCU➣Dedicated Control Unit |
| DCU➣Delphi Compiled Unit |
| DCU➣Data Cache Unit |
| DCU➣Dispenser Control Unit |
| DCU➣Dynamic Component Upgrade (USMC) |
| DCU➣Designated Complaint Unit (various companies) |
| DCU➣Diesel Control Unit (Diesel Injection Technology) |
| DCU➣Directory of Canadian Universities |
| DCU➣Data Channel Unit |
| DCU➣Document Control Unit |
| DCU➣Dry Completion Unit (oil industry) |
| DCU➣Data Communications Utility |
| DCU➣Diagnostic Control Unit |
| DCU➣Digital Computer Unit (NASA) |
| DCU➣Decimal Counting Unit |
| DCU➣Deployment Control Unit |
| DCU➣Democratic Canadian Union |
| DCU➣Diagnostic Controller Unit |
| DCU➣Debark Control Unit |
| DCU➣Data Command Unit |
| DCU➣Drum Control Unit |
| DCU➣Diamond Cleaver Unit |
| DCU➣Decade Counting Unit |
| DCU➣Detection & Control Unit |
| DCU➣Data Conversion Unit |
| DCU➣DreamCast United (website) |
| DCU➣Drexel Co-Op Units |
| DCU➣Dive Computer Uplink |
| DCU➣Digital/Display Control Unit |
| DCU➣Distributed Computing Unit |
| DCU➣Discharge Control Unit |