| Acronym | Meaning |
| AIRES | Artificial Intelligence Research In Environmental Science |
| LDAP | Lightweight Directory Access Protocol |
| ASEP | Accident Sequence Evaluation Program |
| IAD | Dulles International Airport |
| LLP | Lightning Location And Protection |
| DDS | Domestic Data Service |
| AD&D | Accidental Death And Dismemberment |
| ISCAT | Investigation Of Sulfur Chemistry In Antarctic Troposphere |
| NGI | Next Generation Internet |
| HRV | High-resolution Visible |