| Acronym | Meaning |
| MMC | Metal-Matrix Composite |
| ERL-C | Environmental Research Laboratory Corvallis |
| CIS | Characteristic Isochromat Spectroscopy |
| CCBP | Coal Combustion By-product |
| MP2(FC) | MP2(frozen Core) Only (outer) Valence Electrons Included In The Approximation |
| CAPTEX | Cross-Appalachian Tracer Experiment |
| CCCI | Correlation-consistent CI |
| LIS | Lightning Imaging Sensor |
| FFTB | Final Focus Test Beam |
| SOCI | Standard Optimum Control [structure With] Integral [action] |