| Acronym | Definition |
|---|
| OATS | Open Area Test Site |
| OATS | Osteochondral Autograft Transfer System |
| OATS | Office Automation Technology and Services (FAA) |
| OATS | Open Air Test Site |
| OATS | Over-The-Air Activation Teleservice |
| OATS | Orthogonal Array Testing (test technique to provide maximum coverage from a test procedure with a minimum number of test cases) |
| OATS | Orbit and Attitude Tracking |
| OATS | Older Adult Transportation System |
| OATS | Optical Alignment Transfer System |
| OATS | Optical Attenuation Test Set |
| OATS | Open Application Telephony Specification |
| OATS | Order Administration and Tracking System (Sprint) |
| OATS | Open Architecture Test System |
| OATS | Optimized Adaptive Trading System (stock market trading) |