UCK
| Acronym | Definition |
|---|---|
| UCK | Ushtria Çlirimtare e Kosovës (Kosovo Liberation Army) |
| UCK | Ubuntu Customization Kit (software) |
| UCK | Ushtria Clirimtare Kombetare (Albanian: National Liberation Army) |
| UCK | Universal Chemical Key (algorithm) |
| UCK | Universal Correlation Key |
| UCK | Uridine-Cytidine Kinases |