| Acronym | Meaning |
| CBR | Case-Based Reasoning |
| HTI | Haiti (ISO 3166 Trigram) |
| OSL | Open Source License - Optically Stimulated Luminescence - Orbiting Solar Laboratory |
| FENS | Federation Of European Neuroscience Societies |
| TRA | Technology Readiness Assessment |
| KNA | Saint Kitts And Nevis (ISO 3166 Trigram) |
| 3M | Minnesota Mining And Manufacturing Company |
| RHO | Southern Rhodesia (ISO 3166 Trigram; Obsolete 1980) |
| AM | Amharic Language (ISO 639-1 Code) - Attometre |
| WST | Water Soluble Tetrazolium (assay) -Samoan Tala (ISO 4217 Currency Code) |