| Abbreviation | Definition |
|---|---|
| LNA | Lidar Nuages A |
| LNCH | Launch |
| LNDG | Landing |
| LNG | Liquefied Natural Gas |
| LO | Launch Operations |
| LO | Lift Off |
| LO | Local Oscillator |
| LO | Lock-On |
| LO2 | Liquid Oxygen |
| LOA | Landing Operations Area |
| LOA | Launch Operations Area |
| LOACS | Launch Operations Access Control System |
| LOAP | List Of Applicable Publications |
| LOB | Large Object Blob |
| LOB | Left OutBoard |
| LOB | Line Of Balance |
| LOBT | Local On Board Time |
| LOC | Launch Operations Complex |
| LOCC | Launch Operations Control Center |
| LOD | Large Organic Debris |