| Acronym | Meaning |
| MAE | Microwave-assisted Extraction |
| ZOAO | Zero Overlap Of Atomic Orbital Approxn. |
| ANOI | Advance Notice Of Intent |
| ROS | Restricted (or Roothaan) Open-shell (Hamiltonian) |
| CSTEE | Scientific Committee On Toxicity |
| CTM | Conditional Test Method |
| HPIAC | High-performance Immunoaffinity Chromatography |
| FOLIBS | Fiber Optic Laser Induced Breakdown Spectroscopy |
| REM | Rapid Eye Movement |
| UNESCO | United Nations Educational |