| Acronym | Meaning |
| GIPOF | Graded-Index Plastic Optical Fiber |
| MRS | Monitored Retrievable Storage (for Radioactive Wastes) |
| NVFEL | National Vehicle And Fuel Emissions Laboratory |
| ECRIS | Electron Cyclotron Resonance Ion Source |
| GLISP | Great Lakes International Surveillance Plan |
| CVSEH | Correlated Valence Shell Effective Hamiltonian |
| PTGF | Perturbative-type Green Function |
| MMD | Mass Medium Diameter (particle Size) |
| BOCV | Biorthogonality Constrained Variation Method |
| LOPT | Lowest-order Perturbation Theory |