| Acronym | Meaning |
| CEA | Carcinoembryonic Antigen |
| FEL | Free Electron Laser |
| PIMBE | Plasma-induced Molecular-beam Epitaxy |
| IGOSS | Integrated Global Ocean Services System |
| SIMM | Single Inline Memory Module |
| GW-PG | Gaussian-weighted Planar Grid (method In Calcns. Of Electron-momentum Distributions) |
| AFCEE | Air Force Center For Environmental Excellence |
| CIOS | Complex Infinite Order Sudden (approxn. In Quantum Calcns.) |
| LD | Laser Desorption |
| MTBF | Mean Time Between Failure |