| Acronym | Meaning |
| IJC | International Joint Commission |
| ENDF | Evaluated Nuclear Data File |
| IMG | Interferometric Monitor For Greenhouse Gases |
| AMIA | American Medical Informatics Association |
| AFBR | Anaerobic Fluidized-bed Reactor |
| GHO | Generalized Hybrid Orbital (ao) |
| SMF | Standard Monitoring Framework |
| ASEHF | Approximate Spin-extended Hartree-Fock |
| DBR | Distributed Bragg Reflector |
| AGNPS | Agricultural Non-point Source Pollution |