| Acronym | Meaning |
| ITOS | Improved Tiros Operational Satellite |
| RAID | Redundant Arrays Of Inexpensive Disks |
| LDAP | Lightweight Directory Access Protocol |
| HIRRLS | High Resolution Research Limb Sounder |
| NEWS | National Extreme Weather Systems |
| IBRD | International Bank For Reconstruction And Development |
| TEC | Tropical Experiment Council |
| ANS | Advanced Neutron Source |
| MB | Millibar |
| FIAR | European Aviation Partnership |