| Acronym | Meaning |
| NDPD | National Data Processing Division |
| HMIX | Hazardous Materials Information Exchange |
| ASIS | American Society For Information Science |
| LOVA | Lowest-order Variational Approxn. (for Electron-phonon Interactions In Metals) |
| RIOSA | Reactive Infinite-order Sudden Approxn. |
| OU | Odor Units |
| LTO | Laguerre-type Orbital (an Ao) |
| AFR | Air To Fuel Ratio |
| CHFPT | Coupled Hartree-Fock Perturbation Theory |
| SE | Symmetric Eikonal (approxn. In Calcns. On Ion Scattering) |