| Acronym | Meaning |
| RACS | Raw Agricultural Commodities |
| CCMST | Co-ordinating Committee On Marine Science And Technology (UK) |
| OLS | Online Library System |
| ECS | Energy-corrected Sudden (scaling Theory In Mol. Collisions) |
| CST | Critical Solution Temperature |
| PAPVD | Plasma-assisted Physical Vapor Deposition |
| LEGO | Lean Exhaust Gas Oxygen Sensor |
| FOM | Forced Oscillator Model |
| RONALD | Rocketborne Optical Neutral Gas Analyzer With Laser Diodes |
| EHCO | Extended Hueckel Crystal Orbital |