| Abbreviation | Definition |
|---|---|
| LOSC | Launch Operations Support Contract |
| LOT | Lift-Off Time |
| LOTO | LockOut/TagOut |
| LOV | Loss of Vehicle (space travel) |
| LOV | Loss Of Visibility |
| LOWG | Landing Operations Working Group |
| LP | Launch Pad |
| LP | Liquid Propellant |
| LP | Low Pressure |
| L-P | Low Pressure |
| LPD | Landing Point Designator |
| LPD | Launch Procedure Document |
| LPD | Low Profile Dolly |
| LPDM | List of Physical Dimensions |
| LPF | Low Pass Filter |
| LPFT | LOPW Pressure Fuel Turboprop |
| LPFT | Low Pressure Fuel Turbo-pump |
| LPFTP | Low Pressure Fuel Turbo Pump |
| LPFTP | Low Pressure Fuel Turbopump |
| LPG | Last Page Generator |