| Acronym | Meaning |
| NG | Natural Gas - Next Generation -Niger (FIPS 10-4 Country Code) - Nigeria (ISO 3166 Digram) |
| NACISA | NATO Communications And Information Systems Agency |
| MIDI | Musical Instrument Digital Interface |
| XV | Fifteen (in Roman Numerals) |
| AFATDS | Advanced Field Artillery Tactical Data System |
| LN | Lingala Language (ISO 639-1 Code) - Natural Logarithm |
| FME | Formal Methods Europe |
| UNICEF | United Nations Children's Fund (originally The United Nations International Children's Emergency Fund) |
| BOI | Balance Of Investment - Basis Of Issue |
| PERL | Usually Lower Case Practical Extraction And Report Language |