| Acronym | Meaning |
| THEMIS | N/A |
| IFAW | International Fund For Animal Welfare |
| OS/2 | A Multitasking Operating System Developed By IBM For Its PC-class Computers |
| RAOB | Radiosonde Observation |
| TUTT | Tropical Upper-tropospheric Trough |
| AIT | Audit Inventory Team |
| AGFA | Advanced Gust Front Algorithm |
| RAP | Remedial Action Plan |
| ARC | Antarctic Research Center |
| ANTARES | Advanced Nuclear Thermal Rocket Engine Simulator |