| Acronym | Meaning |
| WFPC2 | Wide Field Planetary Camera 2 |
| AIUPS | Angle-integrated Ultraviolet Photoelectron Spectroscopy |
| PNA | Polynuclear Aromatic Compound(s) |
| NOBIC | Near-field Optical Beam Induced Current |
| PWHF | Plane-wave Hartree-Fock |
| VLF | Very Low Frequency (radiowaves) |
| IUGG | International Union Of Geodesy And Geophysics |
| AHF | Antihemophilic Factor |
| INCENP | Inner Centromere Protein |
| HSLA | High-strength Low-alloy (steel) |