| Acronym | Meaning |
| AEGL | Acute Exposure Guideline Level |
| DSO-GF | Diagonal Second Order (approxn. To)-Green Function |
| SIFCA | Slurry-infiltrated Fiber Castable [ceramic Casting Technique] |
| BMMO | Best Minimal Molecular Orbital |
| STECS | Solar Thermal Electric Conversion Systems |
| CA | Corrective Action |
| RSKERL | Robert S. Kerr Environmental Research Laboratory |
| GEKT | Generalized Extended Koopmans Theorem |
| CLEVER | Clinical Laboratory For Evaluation And Validation Of Epidemiologic Research |
| SEHF | Spin-extended Hartree-Fock |