| Acronym | Meaning |
| EWALD | Evanescent Wave Analysis With Laser Diodes |
| RAM | Renormalized Atom Model (for Electronic-structure Calcns.) |
| TRAP | Tartrate-resistant Acid Phosphatase |
| EDW | Electron Density Wave |
| LCOAO | Linear Combination Of Orthogonal Atomic Orbitals |
| JICST | Japanese Information Center Of Science And Technology |
| AFMMP | Advanced Field Monitoring Methods Program |
| ENSO | El Nino Southern Oscillation |
| PSTM | Photon Scanning Tunneling Microscopy |
| HMO | Hueckel Molecular Orbital |