| Acronym | Meaning |
| MPO | Metropolitan Planning Organization |
| MAP | Modified Atmosphere Packaging |
| APMP | Acid Precipitation Mitigation Program |
| LID | Laser Implant-deposition |
| HSA | Hyperspherical Adiabatic (for Resonances In Electron-atom Scattering. Energy Levels |
| IFRTS | Internal-floating-roof Tanks |
| AWT | Advanced Wastewater Treatment |
| LMC | Large Magellanic Cloud |
| HGP | Hepatic Glucose Production |
| PQL | Practical Quantitation Levels (of Pollutants |