| Acronym | Meaning |
| ABI | Automated Ball Indentation |
| GOS | Generalized Oscillator Strength |
| SPICE | Simulation Program With Integral Circuit Emphasis |
| RWA | Rotating Wave Approximation |
| SKY | Spectral Karyotyping |
| STCA | Simplified Traveling-cluster Approxn. (for Electronic Structure) |
| AGN | Active Galactic Nuclei |
| HWGTF | Hazardous Waste Groundwater Test Facility |
| SH2 | Src-homology 2 |
| CCD | Counter Current Decantation |