| Acronym | Meaning |
| N/A | Not Available/applicable |
| AT | Attotesla |
| OH | Ohio (postal Symbol) |
| AMFR | Age-specific Marital Fertility Rate - Amplitude Modulation Following Response |
| ECTHR | European Court Of Human Rights |
| LA | Latin Language (ISO 639-1 Code) |
| IFF | Identification |
| PSYOP | Psychological Operations |
| LY | Libya (FIPS 10-4 Country Code; ISO 3166 Digram) - Lithuania (amateur Radio ITU Prefix) |
| COM | Comoros (ISO 3166 Trigram) -Component Object Model |