| Acronym | Meaning |
| FGGE | First GARP Global Experiment |
| ALADDIN | Atmospheric Layer And Density Distribution Of Ions And Neutrals (NASA) |
| PSPR | Perfectly Stirred Pulsed Reactor |
| DWS | Diffusing-wave Spectroscopy |
| TMR | Tunneling Magnetoresistance |
| PILC | Pillar Interlayered Clays |
| REPELS | Reemitted Positron Energy Loss Spectroscopy |
| BEJ | Best Engineering Judgement |
| SEVB | Semiempirical Valence Bond |
| TDLS | Tunable Diode Laser Spectrometry |