| Acronym | Definition |
|---|
| OSTP➣Office of Science & Technology Policy |
| OSTP➣Oklahoma School Testing Program (standardized testing) |
| OSTP➣Outokumpu Stainless Tubular Products (various locations) |
| OSTP➣Onboard Short Term Plan |
| OSTP➣Onsite Sewage Treatment Program (Water Resources Center; Universtiy of Minnesota; St. Paul, MN) |
| OSTP➣Off-Season Training Program (dragon boat racing; Australia) |