| Acronym | Meaning |
| PS | Picosiemens |
| CLPFC | CentroLateral PreFrontal Cortex |
| PGD | Pre-implantation Genetic Diagnosis |
| MTV | MainosTeleVisio (Finnish Commercial TV Company) - Music TeleVision |
| MPSRON | Maritime Propositioning Ship Squadron |
| GLAC | General Ledger Accounting Code |
| SEN | Senegal (ISO 3166 Trigram) -Small Extension Node |
| SB | Antimony (Latin Stibium) |
| FM | Femtometre |
| DBBL | (U.S. Army Simulation Center) Dismounted Battlespace Battle Laboratory |