| Acronym | Meaning |
| M | LAMonochrome Lens Assembly |
| VS | Versus |
| EIRP | Effective Lsotropic Radiated Power |
| H | 1STHistory |
| MDR | MaintenanceDemandRate |
| OCM | Organic Content Monitor |
| SP-OPI | OPerations Planning And Integration Office (KSC |
| FOIH | Flight Operations Integration Handbook |
| IPS | IRV Isotope Reentry Vehicle |
| L | Lumen |