| Acronym | Meaning |
| STLS | Singwi-Tosi-Land-Sjolander (generalized Random-phase Approxn. For Effective Pair Potentials Of Liq. Metals) |
| MIG | Metal Inert Gas (welding) |
| JEIDA | Japan Electronic Industry Development Association |
| PISA | Pharmaceutical Information Systems Association |
| HHS | Health And Human Services Department |
| NWS | National Weather Service |
| NPL | National Physical Laboratory |
| ALEXIS | Array Of Low Energy X-Ray Imaging Sensors |
| CHF | Coulomb Hartree-Fock |
| OEBR | Optical Edge Bead Removal |