| Acronym | Meaning |
| CBIRF | US Marine Corps' Chem/Bio Incident Response Force |
| ATD | Atmospheric Technology Division |
| GCSOA | Gain-clamped Semiconductor Optical Amplifier |
| NEWS | National Surface Water Survey (USEPA) |
| NITS | National Institute Of Technology And Standards |
| AIJ | Activities Implemented Jointly [related To Greenhouse Gas Control] |
| NHOMO | Next Highest Occupied Molecular Orbital |
| LASCS | Light-activated Silicon Controlled Switch |
| BBN | Big Bang Nucleosynthesis |
| DV-X(ALPHA) | Discrete Variational-x(alpha) (statistical Exchange Correlation) |