| Acronym | Meaning |
| ECU | Environmental Crimes Unit |
| ABM | Antiballistic Missile |
| PA/CCC | Payload Accommodations/Carrier Control Center |
| RA | Radio Antenna |
| MBONE | Multicast BackBONE |
| HCN | Historical Climatology Network |
| LLWAS | Low-Level Wind Shear Alert System |
| DHR | Director Of Human Resources |
| BSTS | Boost Surveillance And Tracking System |
| ODP | Ocean Drilling Program |