| Acronym | Meaning |
| PPV | Poly(p-phenylene Vinylene) |
| LOPAP | Library Of Pharmacologically Active Peptides |
| LOPT | Large-order Perturbation Theory |
| ASE | Activated Sludge Effluent |
| AFSEF | AIRS Facility Subsystem Emission Factors |
| LPM | Liters Per Minute |
| CVG | Chemical Vapor Generation |
| CIDA | Cometary Impact Dust Analyzer |
| SU | Standard Unit |
| GDR | Geophysical Data Record |