| Acronym | Meaning |
| MPW | Multiple Plane Wave (in Electronic-property For Metals) |
| BGC | Biogeochemical Cycling |
| PCS | Permit Compliance System |
| VCE | Vapor Compression Evaporator |
| SNG | Synthetic Natural Gas |
| HDT | Heat Deflection Temperature |
| CPMP | Committee For Proprietary Medical Products |
| CBEA | Constrained Binary Encounter Approximation |
| CFTA | Cosmetic, Toiletry, And Fragrance Association |
| LSDSIC | Local-spin-density Self-interaction-correction Approxn. (in Total Energy Calcns. For Atoms) |