| Acronym | Meaning |
| CAIS | Calcium-aluminum-rich Inclusions |
| TROESY | Transverse Rotating-frame Overhauser Effect Spectroscopy |
| CPAA | Charged Particle Activation Analysis |
| ZEKE | Zero Electron Kinetic Energy |
| COMPREHEND | Community Programme Of Research On Environmental Hormones And Endocrine Disrupters |
| SEGD | Surfactant-enhanced Gravity Drainage [as Of Subsurface Contaminants] |
| RKRVL | Rydberg-Klein-Rees-Vanderslice-Lakshman (for Potential Energy) |
| CET | Center For Environmental Technology |
| EMAG | Electron Microscopy And Analysis Group |
| DDAF | Dicretized Distributes Approximating Function (propagator |