| Acronym | Meaning |
| ETLA | Extended TLA |
| ARTCC | Air Route Traffic Control Center |
| JY | Japanese Yen |
| STANAG | (NATO) Standardisation Agreement |
| JT | Johnston Atoll (ISO 3166 Digram; Obsolete 1986) -Junior Technician (RAF) |
| YG | Yoctogram |
| HR | Croatian Language (ISO 639-1 Code) |
| NASDAQ | National Association Of Securities Dealers Automated Quotations (an American Stock Exchange). |
| LD | Laser Designator - Limited Deployment - Line Of Departure |
| DDL | Digital Data Link |