| Acronym | Meaning |
| TCM | Tunneling Current Microscopy |
| LAOM | Localized At. Orbital Method (in Electronic Structure Calcn.) |
| NPTOC | Nonpurgeable Total Organic Carbon |
| AVIRIS | Airborne Visible-infrared Imaging Spectrometer |
| LCBO | Linear Combination Of Bloch Orbital |
| PFOE | Polarized First-order Exchange |
| GISNET | Geographic Information Systems Bulletin Board |
| EAES | Electron-excited Auger Electron Spectroscopy |
| NMRD | Nuclear Magnetic Relaxation Dispersion |
| PGE | Platinum Group Elements |