| Acronym | Meaning |
| PSEP | Polyhedral Skeletal Electron Pair (for Metal Clusters) |
| ADMET | Acyclic Diene Metathesis |
| SAROAD | Storage And Retrieval Of Aerometric Data |
| SRES | Special Report On Emission Scenario |
| TEOM | Tapered Element Oscillating Microbalance |
| DADMAC | Diallyldimethylammonium Chloride |
| DWPI | Derwent World Patents Index |
| ANGIS | Australian National Genomic Information Servicepar |
| ELSA | Electron Stretcher Accelerator |
| SFRI | Sludge Filtration Resistance Index |