| Acronym | Meaning |
| HDC | Histidine Decarboxylase |
| PGP | Previous Glacial Period (glacial Maximum Of O18 Stage 6; Predates The LGM) |
| ARP | Adiabatic Rapid Passage |
| CUP | Conditional Use Permit |
| CDP | Contracted Density Product (in Simplification Of MO Calcns.) |
| FSOT | Fused Silica Open Tubular |
| TRE | Total Resource Effectiveness |
| POAM | Polar Ozone And Aerosol Measurements |
| RFI | RCRA Facility Investigation |
| ROWPU | Reverse Osmosis Water Purification Unit |