| Acronym | Definition |
|---|
| UCAR➣University Corporation for Atmospheric Research |
| UCAR➣Unmanned Combat Armed Rotorcraft |
| UCAR➣University Committee on Animal Resources (University of Rochester; New York) |
| UCAR➣Utah County Association of Realtors (est. 1912) |
| UCAR➣University Committee on Academic Review |
| UCAR➣Utility Cost Analysis Report |