| Acronym | Meaning |
| LSDC | Local Spin Density Correlation (functional) |
| DLCA | Diffusion Limited Cluster Aggregation |
| IGFET | Insulated Gate Field Effect Transistor |
| AFSEF | AIRS Facility Subsystem Emission Factors |
| SIDLTS | Scanning Ion Deep Level Transient Spectroscopy |
| NHO | Natural Hybrid Orbital |
| GOME | Global Ozone Monitoring Experiment |
| RIGS | Radioimmunoguided Surgery |
| MR-MP2 | Multireference Moeller-Plesset For Two-configuration Wave Function |
| ALRSS | Advanced Land Remote Sensing System |