| Acronym | Meaning |
| APL | A Programming Language - Acute Promyeloid Leukaemia - Anti-Personnel Landmine - Applied Physics Laboratory (Johns Hopkins University) |
| ISBN | International Standard Book Number (ISO 2108) |
| HBCD | HexaBromoCycloDodecane |
| RUS | Russian Language (ISO 639-2 Code) |
| GDR | German Democratic Republic (cf. DDR) |
| YF | Yottafarad |
| IMPT | Institute Of Maxillofacial Prosthetists And Technologists |
| WO | Wolof Language (ISO 639-1 Code) |
| PA | Picoampere |
| TJK | Tajikistan (ISO 3166 Trigram) |