| Acronym | Meaning |
| ETP | Electron-transfer Polymer |
| STIG | Steam-injected Gas Turbines |
| CN | Condensation Nucleus |
| TLD | Thermoluminescent Dosimeter |
| CP | Coupled Pair (many-electron Theory) |
| TPAD | Temperature Programmed Ammonia Desorption |
| EUSIDIC | European Society For Information Dissemination In Chemistry |
| FEES | Field Electron Energy Spectroscopy |
| IAEG | International Association Of Engineering Geology |
| NEAT | Near Earth Asteroid Tracking |