| Acronym | Meaning |
| ETF | Exponential-type Function (an Ao) |
| COHMAP | Cooperative Holocene Mapping Project |
| ITD | Ion Trap Detector (mass Spectrometry) |
| DECODE | Dipolar Echo Decay |
| NMR | Nuclear Magnetic Resonance |
| MAOT | Maximum Allowable Operating Temperature For Stationary Phase |
| SOA | Secondary Organic Aerosols |
| GLNPO | Great Lakes National Program Office |
| IAETL | International Association Of Environmental Testing Laboratories |
| PARS | Photoacoustic Raman Spectroscopy |