| Acronym | Meaning |
| DDMO | Differential Density Matrix Overlap (index |
| CSDW | Centrifugal Sudden (or Coupled States) Distorted Wave (methodfor Reactive Mol. Collisions) |
| BTIS | Beam Tube Isolation System |
| UVCS | UV Coronagraph Spectrometer |
| HASE | Hydrophobically Modified Alkali-swellable Emulsion |
| MCC | Microcrystalline Cellulose |
| EPICA | European Project For Ice Coring In Antarctica |
| OFW | Organic Free Water |
| LADD | Lifetime Average Daily Dose |
| WERC | Waste-management Education & Research Consortium |