| Acronym | Meaning |
| OSA | Optical Society Of America |
| HAGAR | High Altitude Gas Analyzer |
| CCN | Cloud Condensation Nucleus |
| PED | Pulsed Electrochemical Detection |
| ESCOMPTE | (Experience Sur Site Pour Contraindre Les Modeles De Pollution Atmospherique Et De Transport D'emissions) |
| NLDA | Nonlocal Density Approxn. |
| MIDAS | Manchester Information Datasets And Associated Services |
| EPS | Electric Power System |
| LEAR | Low Energy Antiproton Ring |
| REM | Rapid Eye Movement |