| Acronym | Meaning |
| CH | Chamorro Language (ISO 639-1 Code) |
| FF | Femtofarad |
| APL | A Programming Language - Acute Promyeloid Leukaemia - Anti-Personnel Landmine - Applied Physics Laboratory (Johns Hopkins University) |
| MWK | Malawi Kwacha (ISO 4217 Currency Code) |
| CU | Cuba (FIPS 10-4 Country Code; ISO 3166 Digram) |
| SL | Slovenian Language (ISO 639-1 Code) |
| RERC | Rehabilitation Engineering Research Center |
| FIJ | Fijian Language (ISO 639-2 Code) |
| SMU | Southern Methodist University |
| SPOD | Sea Port Of Debarkation |