| Acronym | Meaning |
| IT | InferoTemporal (neurophysiology) - Information Technology -Italy (FIPS 10-4 Country Code; ISO 3166 Digram) |
| CSL | U.K. Central Science Laboratory |
| ASCIET | All Services Combat Identification Evaluation Team |
| CZ | Combat Zone -Czech Republic (ISO 3166 And FIPS 10-4 Country Code Digram) |
| METL | Mission Essential Task List (mettle) |
| NLD | Netherlands (ISO 3166 Trigram) |
| ISSN | International Standard Serial Number (ISO 3297) |
| EMDG | Euro-Missile Dynamics Group |
| ETLA | Extended TLA |
| DMS | U.S. Defense Message System |