ETK
| Acronym | Definition |
|---|---|
| ETK | Easy Tool Kit |
| ETK | Embedded Tool Kit |
| ETK | Ersatzteilkatalog (German: spare parts catalog) |
| ETK | Embedded Toolkit |
| ETK | Euroopan Terveet Koulut (Finnish: European Healthy Schools; EU) |
| ETK | Expected Time to Kill |
| ETK | Erdos - Turan - Koksma Inequality |
| ETK | Elite Teutonic Knight (role playing) |