OCW
| Acronym | Definition |
|---|---|
| OCW | Onderwijs, Cultuur en Wetenschap (Dutch: Education, Culture and Science; Netherlands) |
| OCW | Open Course Ware |
| OCW | Optimal Charge Weight (weapons) |
| OCW | Overseas Contract Worker |
| OCW | Oxford Companion to Wine (book) |
| OCW | Our Common Welfare (Mesa, AZ; drug therapy and rehabilitation) |
| OCW | Optional Computation Window |
| OCW | Out Caching With (geocaching) |