| Acronym | Meaning |
| SEE | Space Environment And Effects |
| LMC | Large Magellanic Cloud |
| TD | Transmembrane Distillation |
| MWD | Molecular Weight Distribution |
| MACSP | Marine Analytical Chemistry Standards Program |
| EIE | Easily Ionized Element |
| HSG | Human Salivary Gland |
| BRET | Breeder Reprocessing Engineering Test |
| CLEC | Chiral Ligand-exchange Chromatography |
| ZPC | Zero Point Of Charge |