OACT
| Acronym | Definition |
|---|---|
| OACT | Office of the Actuary (Social Security) |
| OACT | Office of Advanced Concepts and Technology |
| OACT | Oakham Amateur Campus Theatre (Ryerson University; Canada) |
| OACT | Outer Antenno-Cerebral Tract (neurology) |
| OACT | Overarching Action Collaboration Team |
| OACT | Overarching Action Coordination Team |