| Acronym | Meaning |
| ETFSI | Extended Thomas-Fermi Strutinski Integral |
| BMAS | Barium Magnesium Aluminosilicate |
| HUDF | Hubble Ultra Deep Field |
| ESSP | Earth Systems Science Pathfinder |
| PARC | Polycyclic Aromatic Ring Cleavage |
| PDR | Photon-dominated Region |
| SCATE | Sulfur Chemistry In The Antarctic Troposphere Experiment |
| MOCIC | MO Constraint Of Interaction Coordinates |
| SCPW | Symmetrized Combination Of Plane Waves |
| ASTEX | Atlantic Stratus Transition Experiment |