| Acronym | Meaning |
| PKT | Pulemet Kalashnikova Tankoviy (Russian ??? ??????? ??????????? ???????? |
| TUG | TeX Users Group |
| BFF | Best Friends Forever |
| PT | Platinum |
| ISLN | International Standard Lawyer Number |
| BCPL | Basic Combined Programming Language (progenitor Of C) |
| MPC | Minor Planet Center - Minor Planet Circular |
| ZW | Zeptowatt |
| STRICOM | U.S. Army Simulation |
| TAAR | Trace Amine-Associated Receptor |