| Acronym | Meaning |
| MEK | Magyar Elektronikus Konyvtar - Message Encryption Key - Methyl Ethyl Ketone -Mujahideen Al-Khalq |
| ILS | Israeli Shekel (ISO 4217 Currency Code) |
| GSD | Graphical Situation Display |
| IFR | Instrument Flight Rules |
| SBC | Sensotronic Brake Control - Single-Board Computer |
| OTEA | (U.S. Army) Operational Test Evaluation Agency |
| JNLP | Java Network Launch Protocol |
| HK | Hong Kong (ISO 3166 Digram; FIPS 10-4 Territory Code) |
| NK | Nanokelvin |
| YGO | Yu-Gi-Oh! |