| Acronym | Meaning |
| GNOME | GNU Object Modeling Environment |
| EHCO | Extended Hueckel Crystal Orbital |
| IRTF | NASA Infrared Telescope Facility |
| DERP | Defense Environmental Restoration Program |
| SPADA | Simulation Program For Air Dust Concentration Analysis |
| VGAO | Variable Gage Atomic Orbital |
| LSS | Laser Synchrotron Source |
| SNS | Sympathetic Nervous System |
| RECP-CVC | Relativistic Effective-core Potential With Core-valence Correlation |
| SDIM | Scaled Diatomics-in-molecules |