| Acronym | Meaning |
| CPE | Chlorinated Polyethylene |
| OAQPS | Office Of Air Quality Planning And Standards |
| AU | Astronomical Unit |
| PAL | Positron Annihilation Lifetime |
| ODAS | Ocean Data Acquisition System |
| NEO | Near-Earth Objects |
| PTCR | Positive Temperature Coefficient Of Resistance (of Semiconductors) |
| AICUZ | Air Installation Compatible Use Zones |
| DRG | Dorsal Root Ganglion |
| HUFA | Highly Unsaturated Fatty Acids |