| Acronym | Meaning |
| RH | Southern Rhodesia (ISO 3166 Digram; Obsolete 1980) |
| CSSCS | Combat Service Support Control System |
| PASA | PolyAmide |
| BJT | Bipolar Junction Transistor |
| 2D | Two |
| ROH | Raeto-Romansh Language (ISO 639-2 Code) |
| KUA | Kuanyama Language (ISO 639-2 Code) |
| ROL | Romanian Leu (ISO 4217 Currency Code) |
| MYS | Malaysia (ISO 3166 Trigram) |
| M | Mega - One Thousand (in Roman Numerals) |