LTOP
| Acronym | Definition |
|---|---|
| LTOP | Lettuce, Tomato, Onion, Pickle (food topping combination) |
| LTOP | Long Term Observation Program (marine monitoring; US Global Ocean Ecosystem Dynamics) |
| LTOP | Long Term Operating Plan |
| LTOP | Lease to Purchase |
| LTOP | Low Temperature Overpressure Protection (nuclear science) |
| LTOP | Leaning Tower Of Pisa |