| Acronym | Meaning |
| IAV | International Association Of Volcanology |
| TBM | Terabit Memory System |
| DP | Defense Programs |
| ITCT | Inter-Continental Transport And Chemical Transformation |
| BCWS | Budgeted Cost For Work Scheduled |
| ETM | Enhanced Thematic Mapper |
| PASIN | Particle-Matter Airborne Sampling Inlet Experiment |
| MJO | Madden-Julian Oscillation |
| SHF | Super High Frequency |
| JODC | Japan Ocean Data Center |