| Acronym | Meaning |
| SRES | Special Report On Emission Scenario |
| VNS | Vicarious Nucleophilic Substitution |
| REM | Rapid Eye Movement |
| LAS | Linear Alkylbenzene Sulfonates (anionic Surfactants) |
| RECA | Regional Energy Convergence Approxn. (in Total Energies Calcns.) |
| ALPS | Autoimmune Lymphoproliferative Syndrome |
| NER | Nucleotide Excision Repair |
| ERPG | Emergency Response Planning Guidelines |
| SARA | Smad Anchor For Receptor Activation |
| ECSXRF | Electrochemisorption X-ray Fluorescence |