| Term | Definition | Contributor | Modified |
|---|---|---|---|
| uva | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Uvanite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Uvarovite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Uva-ursi | No definition provided | Christopher Rauch | 2023.12.01 |
| uvb | No definition provided | Ryan McGranaghan | 2023.04.16 |
| uvc | No definition provided | Ryan McGranaghan | 2023.04.16 |
| UV Ceti stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| u v index | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Uvite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| UV Persei stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| UV Persei stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Uvula | No definition provided | Christopher Rauch | 2023.12.01 |
| UVVisableSpectrometer | No definition provided | Ryan McGranaghan | 2023.04.16 |
| UX Ursae Majoris stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| UX Ursae Majoris stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| UX Ursae Majoris stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Uytenbogaardtite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Uzbegs | No definition provided | Christopher Rauch | 2023.12.01 |
| Uzonite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Vacant lot cultivation | No definition provided | Christopher Rauch | 2023.12.01 |