| Acronym | Meaning |
| NF | Nuclear Factor |
| AMD | Automated Multiple Development |
| HTGR | High-Temperature Gas Reactor |
| MIEHM | Modified Iterative Extended Hueckel Method |
| G6PD | Glucose-6-phosphate Dehydrogenase |
| IGY | International Geophysical Year |
| HNGF | Human Nerve Growth Factor |
| TST-CEQ | Transition State Theory-collinear Exact Quantum (method For Reactive Collisions) |
| HERL/MIS | Health Effects Research Laboratory Management Information System |
| CSDP | Chemical Stockpile Disposal Program |