| Acronym | Meaning |
| DAF | Distributed Approximating Functional (in Study Of Quantal Wave-packet Propagation) |
| SHC | Selective Hydrophobic Coagulation |
| IOC | Intergovernmental Oceanographic Commission |
| SWFM | Scanning Work Function Microscopy |
| AIUPS | Angle-integrated Ultraviolet Photoelectron Spectroscopy |
| IAS | Inelastic Atom Scattering |
| ETFSI | Extended Thomas-Fermi Strutinski Integral |
| AVIRIS | Airborne Visible-infrared Imaging Spectrometer |
| CCI | Charge Contrast Imaging |
| IODS | Identical Orbitals For Different Spins |