| Acronym | Meaning |
| CHIGFET | Complementary Heterostructure Insulated Gate Field Effect Transistor |
| VCB-CPA | Virtual Crystal Bandwidth-coherent Potential Approxn. (for Electronic-structure Calcns. On Alloys) |
| AID | Agency For International Development |
| IEC | Inertial Electrostatic Confinement |
| APR | Air-Purifying Respirator |
| HRATS | High-Rate Anaerobic Treatment Systems |
| FERMCO | Fernald Environmental Restoration Management Corporation |
| PADRE | Particle Analysis And Data Reduction Program |
| IGCC | Integrated Gasification Combined Cycles (electric Power Generation Technology) |
| PVB | Projected Valence Bond |